Muridae (Old World Mice and Rats)

Family

Old World Mice and Rats

Muridae

102 species in our catalog · found in 96 parks

KingdomAnimalia (Animals)
PhylumChordata (Chordates)
ClassMammalia (Mammals)
OrderRodentia (Rodents)
FamilyMuridae (Old World Mice and Rats)

Species in this group

Each card shows the species at its best park — tap for the full profile

Blick's Grass Rat

Arvicanthis blicki

Daily sighting probability ~50% · Likely

Mongolian Jird

Meriones unguiculatus

Daily sighting probability ~50% · Likely

Black-clawed Brush-furred Rat

Lophuromys melanonyx

Daily sighting probability ~30% · Possible

Acacia Rat

Thallomys paedulcus

Daily sighting probability Insufficient data

Cape Four-striped Grass Mouse

Rhabdomys pumilio

Daily sighting probability ~30% · Possible

Rakali

Hydromys chrysogaster

Daily sighting probability ~30% · Possible

Mekong White-bellied Rat

Niviventer mekongis

Daily sighting probability Insufficient data

White-tailed Giant Rat

Uromys caudimaculatus

Daily sighting probability ~20% · Possible

African Grass Rat

Arvicanthis niloticus

Daily sighting probability ~20% · Possible

Fawn-footed Melomys

Melomys cervinipes

Daily sighting probability ~20% · Possible

Australian Swamp Rat

Rattus lutreolus

Daily sighting probability ~20% · Possible

Mesic Four-striped Grass Rat

Rhabdomys dilectus

Daily sighting probability Insufficient data

Mound-building Mouse

Mus spicilegus

Daily sighting probability Insufficient data

Bush Rat

Rattus fuscipes

Daily sighting probability ~20% · Possible

Spinifex Hopping Mouse

Notomys alexis

Daily sighting probability ~20% · Possible

Bushveld Gerbil

Gerbilliscus leucogaster

Daily sighting probability Insufficient data

Namaqua Rock Rat

Micaelamys namaquensis

Daily sighting probability Insufficient data

European Wood Mouse

Apodemus sylvaticus

Daily sighting probability ~20% · Possible

Nusa Tenggara Komodomys

Komodomys rintjanus

Daily sighting probability Insufficient data

Broad-toothed Mouse

Mastacomys fuscus

Daily sighting probability ~20% · Possible

Abyssinian Grass Rat

Arvicanthis abyssinicus

Daily sighting probability Insufficient data

Ethiopian Narrow-headed Rat

Stenocephalemys albocaudata

Daily sighting probability Insufficient data

Heller's Vlei Rat

Otomys helleri

Daily sighting probability Insufficient data

Indian Gerbil

Tatera indica

Daily sighting probability Insufficient data

Striped Field Mouse

Apodemus agrarius

Daily sighting probability Insufficient data

Yellow-necked Field Mouse

Apodemus flavicollis

Daily sighting probability Insufficient data

Indian Bush-rat

Golunda ellioti

Daily sighting probability Insufficient data

Mid-day Jird

Meriones meridianus

Daily sighting probability Insufficient data

Great Gerbil

Rhombomys opimus

Daily sighting probability Insufficient data

Pygmy Mouse

Mus minutoides

Daily sighting probability Insufficient data

Black-tailed Tree Rat

Thallomys nigricauda

Daily sighting probability ~10% · With luck

Eurasian Harvest Mouse

Micromys minutus

Daily sighting probability Insufficient data

Bornean Pithecheirops

Pithecheirops otion

Daily sighting probability Insufficient data

Single-striped Grass Mouse

Lemniscomys rosalia

Daily sighting probability Insufficient data

Somali Grass Rat

Arvicanthis neumanni

Daily sighting probability Insufficient data

large vlei rat

Otomys angoniensis

Daily sighting probability Insufficient data

Vlei Rat

Otomys auratus

Daily sighting probability Insufficient data

Big-eared Swamp Rat

Malacomys longipes

Daily sighting probability Insufficient data

vlei rat

Otomys irroratus

Daily sighting probability ~10% · With luck

Pencil-tailed Tree Mouse

Chiropodomys gliroides

Daily sighting probability Insufficient data

Gairdner's Shrewmouse

Mus pahari

Daily sighting probability Insufficient data

Lang Bian White-bellied Rat

Niviventer langbianis

Daily sighting probability Insufficient data

Ruwenzori Thicket Rat

Grammomys ibeanus

Daily sighting probability Insufficient data

Zena Brush-furred Rat

Lophuromys zena

Daily sighting probability Insufficient data

Bush Vlei Rat

Myotomys unisulcatus

Daily sighting probability ~10% · With luck

Chestnut Tree Mouse

Pogonomys macrourus

Daily sighting probability ~10% · With luck

Brants's Whistling Rat

Parotomys brantsii

Daily sighting probability ~10% · With luck

Asian Long-tailed Climbing Mouse

Vandeleuria oleracea

Daily sighting probability Insufficient data

Desert Mouse

Pseudomys desertor

Daily sighting probability Insufficient data

Long-tailed Mouse

Pseudomys higginsi

Daily sighting probability Insufficient data

Grassland Melomys

Melomys burtoni

Daily sighting probability Insufficient data

Delicate Mouse

Pseudomys delicatulus

Daily sighting probability Insufficient data

Black-footed Tree Rat

Mesembriomys gouldii

Daily sighting probability Insufficient data

Natal Multimammate Mouse

Mastomys natalensis

Daily sighting probability Insufficient data

Red Rock Rat

Aethomys chrysophilus

Daily sighting probability Insufficient data

Black-tailed Melomys

Melomys rufescens

Daily sighting probability Insufficient data

Indomalayan Long-tailed Giant Rat

Leopoldamys sabanus

Daily sighting probability Insufficient data

Typical Lemniscomys

Lemniscomys striatus

Daily sighting probability Insufficient data

Wilson's Spiny Mouse

Acomys wilsoni

Daily sighting probability Insufficient data

Indochinese Forest Rat

Rattus andamanensis

Daily sighting probability Insufficient data

See all 60 species Show fewer

Showing the 60 most likely of 102 species — the park table below covers them all.

Daily sighting probability by month

Probability-weighted average across the group's species

~10%

Jan

~10%

Feb

~10%

Mar

~10%

Apr

~10%

May

~10%

Jun

~10%

Jul

~10%

Aug

~10%

Sep

~10%

Oct

~10%

Nov

~10%

Dec

When they're spotted

When the group's species are recorded (aggregated)

Where to see Old World Mice and Rats

Worldwide records of this group (human observations from 2019 onwards, GBIF). Pins mark our parks — tap one for the chance of seeing at least one species of the group there.

Parks Ranked

Chance of seeing at least one species of the group · number of its species present

#	Park	Country	Species	Daily sighting probability
1	Bale Mountains National Park	🇪🇹 Ethiopia	5	~80%
	Blick's Grass Rat			~50%
	Black-clawed Brush-furred Rat			~40%
	Abyssinian Grass Rat			Insufficient data
	Ethiopian Narrow-headed Rat			Insufficient data
	Heller's Vlei Rat			Insufficient data
2	Gobi Gurvansaikhan National Park	🇲🇳 Mongolia	3	~60%
	Mongolian Jird			~50%
	Mid-day Jird			Insufficient data
	Great Gerbil			Insufficient data
3	Daintree National Park	🇦🇺 Australia	8	~60%
	White-tailed Giant Rat			~20%
	Fawn-footed Melomys			~20%
	Chestnut Tree Mouse			~10%
	Rakali			~10%
	Bush Rat			Insufficient data
	Canefield Rat			Insufficient data
	Grassland Melomys			Insufficient data
	Cape York Rat			Insufficient data
4	Kgalagadi Transfrontier Park	🇿🇦 South Africa	5	~50%
	Cape Four-striped Grass Mouse			~30%
	Black-tailed Tree Rat			~10%
	Brants's Whistling Rat			~10%
	Bushveld Gerbil			Insufficient data
	Desert Pygmy Mouse			Insufficient data
5	Lamington National Park	🇦🇺 Australia	5	~50%
	Bush Rat			~20%
	Fawn-footed Melomys			~20%
	Australian Swamp Rat			~10%
	Rakali			~10%
	Eastern Chestnut Mouse			Insufficient data
6	Cuc Phuong National Park	🇻🇳 Vietnam	4	~40%
	Mekong White-bellied Rat			Insufficient data
	Pencil-tailed Tree Mouse			Insufficient data
	Gairdner's Shrewmouse			Insufficient data
	Lang Bian White-bellied Rat			Insufficient data
7	Kosciuszko National Park	🇦🇺 Australia	3	~40%
	Rakali			~30%
	Broad-toothed Mouse			~20%
	Bush Rat			Insufficient data
8	Gonarezhou National Park	🇿🇼 Zimbabwe	3	~40%
	Bushveld Gerbil			Insufficient data
	Namaqua Rock Rat			Insufficient data
	Pygmy Mouse			Insufficient data
9	Booderee National Park	🇦🇺 Australia	3	~40%
	Australian Swamp Rat			~20%
	Bush Rat			~20%
	Rakali			Insufficient data
10	Aberdare National Park	🇰🇪 Kenya	3	~30%
	Mesic Four-striped Grass Rat			Insufficient data
	Ruwenzori Thicket Rat			Insufficient data
	Zena Brush-furred Rat			Insufficient data
11	Meru National Park	🇰🇪 Kenya	1	~30%
	Acacia Rat			Insufficient data
12	Great Otway National Park	🇦🇺 Australia	3	~30%
	Australian Swamp Rat			~20%
	Bush Rat			~10%
	Rakali			Insufficient data
13	Białowieża National Park	🇵🇱 Poland	3	~30%
	Striped Field Mouse			Insufficient data
	Yellow-necked Field Mouse			Insufficient data
	Eurasian Harvest Mouse			Insufficient data
14	Namib-Naukluft National Park	🇳🇦 Namibia	7	~30%
	Cape Four-striped Grass Mouse			~20%
	Namib Dune Gerbil			Insufficient data
	Bushveld Gerbil			Insufficient data
	Hairy-footed Gerbil			Insufficient data
	Black-tailed Tree Rat			Insufficient data
	Brants's Whistling Rat			Insufficient data
	Littledale's Whistling Rat			Insufficient data
15	Addo Elephant National Park	🇿🇦 South Africa	5	~30%
	Cape Four-striped Grass Mouse			~10%
	Bush Vlei Rat			~10%
	vlei rat			~10%
	Pygmy Mouse			Insufficient data
	Namaqua Rock Rat			Insufficient data
16	Ngorongoro Conservation Area	🇹🇿 Tanzania	5	~30%
	African Grass Rat			~20%
	Single-striped Grass Mouse			Insufficient data
	Typical Lemniscomys			Insufficient data
	Heuglin's Lemniscomys			Insufficient data
	Mesic Four-striped Grass Rat			Insufficient data
17	Table Mountain National Park	🇿🇦 South Africa	7	~30%
	Cape Four-striped Grass Mouse			~20%
	vlei rat			~10%
	Pygmy Mouse			Insufficient data
	Namaqua Rock Rat			Insufficient data
	Cape Gerbil			Insufficient data
	Cape Spiny Mouse			Insufficient data
	🐒 Saunders Vlei Rat			Insufficient data
18	Ruaha National Park	🇹🇿 Tanzania	1	~30%
	Acacia Rat			~30%
19	Garden Route National Park	🇿🇦 South Africa	4	~30%
	Cape Four-striped Grass Mouse			~10%
	vlei rat			~10%
	Pygmy Mouse			Insufficient data
	Woodland Thicket Rat			Insufficient data
20	Uluru-Kata Tjuta National Park	🇦🇺 Australia	3	~30%
	Spinifex Hopping Mouse			~20%
	Desert Mouse			Insufficient data
	Sandy Inland Mouse			Insufficient data
21	Hortobágy National Park	🇭🇺 Hungary	2	~30%
	Mound-building Mouse			Insufficient data
	Eurasian Harvest Mouse			Insufficient data
22	Kakadu National Park	🇦🇺 Australia	6	~30%
	Black-footed Tree Rat			Insufficient data
	Rakali			Insufficient data
	Grassland Melomys			Insufficient data
	Delicate Mouse			Insufficient data
	Common Rock Rat			Insufficient data
	Arnhem Land Rock Rat			Insufficient data
23	Kaeng Krachan National Park	🇹🇭 Thailand	7	~30%
	Pencil-tailed Tree Mouse			Insufficient data
	Greater Bandicoot-rat			Insufficient data
	Chestnut White-bellied Rat			Insufficient data
	Indomalayan Long-tailed Giant Rat			Insufficient data
	Ryukyu Mouse			Insufficient data
	Ricefield Rat			Insufficient data
	Oriental House Rat			Insufficient data
24	Cradle Mountain-Lake St Clair National Park	🇦🇺 Australia	4	~30%
	Broad-toothed Mouse			Insufficient data
	Long-tailed Mouse			Insufficient data
	Australian Swamp Rat			Insufficient data
	Rakali			Insufficient data
25	Etosha National Park	🇳🇦 Namibia	5	~20%
	Black-tailed Tree Rat			~10%
	Namaqua Rock Rat			Insufficient data
	Pygmy Mouse			Insufficient data
	Cape Four-striped Grass Mouse			Insufficient data
	Acacia Rat			Insufficient data
26	Lake Nakuru National Park	🇰🇪 Kenya	2	~20%
	African Grass Rat			~20%
	Typical Lemniscomys			Insufficient data
27	Kinabalu Park	🇲🇾 Malaysia	5	~20%
	Indomalayan Long-tailed Giant Rat			Insufficient data
	Indomalayan Maxomys			Insufficient data
	Sundaic Arboreal Niviventer			Insufficient data
	Rajah Sundaic Maxomys			Insufficient data
	Greater Pencil-tailed Tree Mouse			Insufficient data
28	Fertő-Hanság National Park	🇭🇺 Hungary	5	~20%
	Yellow-necked Field Mouse			Insufficient data
	Eurasian Harvest Mouse			Insufficient data
	Herb Field Mouse			Insufficient data
	Mound-building Mouse			Insufficient data
	Striped Field Mouse			Insufficient data
29	Litchfield National Park	🇦🇺 Australia	3	~20%
	Grassland Melomys			Insufficient data
	Delicate Mouse			Insufficient data
	Black-footed Tree Rat			Insufficient data
30	Serengeti National Park	🇹🇿 Tanzania	1	~20%
	African Grass Rat			~20%
31	Kruger National Park	🇿🇦 South Africa	8	~20%
	Single-striped Grass Mouse			<5%
	Acacia Rat			<5%
	Bushveld Gerbil			Insufficient data
	Pygmy Mouse			Insufficient data
	Tete Veld Aethomys			Insufficient data
	Woodland Thicket Rat			Insufficient data
	Namaqua Rock Rat			Insufficient data
	Selous' Spiny Mouse			Insufficient data
32	Golden Gate Highlands National Park	🇿🇦 South Africa	2	~20%
	large vlei rat			Insufficient data
	Vlei Rat			Insufficient data
33	Bavarian Forest National Park	🇩🇪 Germany	3	~20%
	Yellow-necked Field Mouse			~10%
	Eurasian Harvest Mouse			~10%
	European Wood Mouse			~10%
34	Blue Mountains National Park	🇦🇺 Australia	3	~20%
	Rakali			~10%
	Bush Rat			~10%
	Australian Swamp Rat			<5%
35	Grampians National Park	🇦🇺 Australia	3	~20%
	Australian Swamp Rat			~10%
	Rakali			Insufficient data
	Heath Mouse			Insufficient data
36	Wilsons Promontory National Park	🇦🇺 Australia	3	~20%
	Australian Swamp Rat			Insufficient data
	Bush Rat			Insufficient data
	New Holland Mouse			Insufficient data
37	Raja Ampat	🇮🇩 Indonesia	3	~20%
	White-tailed Giant Rat			Insufficient data
	Black-tailed Melomys			Insufficient data
	Common Lowland Paramelomys			Insufficient data
38	Biebrza National Park	🇵🇱 Poland	3	~20%
	Striped Field Mouse			Insufficient data
	Yellow-necked Field Mouse			Insufficient data
	Eurasian Harvest Mouse			Insufficient data
39	Springbrook National Park	🇦🇺 Australia	3	~20%
	Fawn-footed Melomys			~10%
	Bush Rat			Insufficient data
	Rakali			Insufficient data
40	Cat Tien National Park	🇻🇳 Vietnam	3	~20%
	Pencil-tailed Tree Mouse			Insufficient data
	Indomalayan Long-tailed Giant Rat			Insufficient data
	Edward’s Rat			Insufficient data
41	Tsavo East National Park	🇰🇪 Kenya	4	~20%
	Wilson's Spiny Mouse			Insufficient data
	East African Gerbil			Insufficient data
	Harrington's Gerbil			Insufficient data
	Nairobi Grass Rat			Insufficient data
42	Tsavo West National Park	🇰🇪 Kenya	3	~20%
	Single-striped Grass Mouse			Insufficient data
	Harrington's Gerbil			Insufficient data
	Nairobi Grass Rat			Insufficient data
43	Mkomazi National Park	🇹🇿 Tanzania	2	~20%
	Single-striped Grass Mouse			Insufficient data
	Red Rock Rat			Insufficient data
44	Danum Valley Conservation Area	🇲🇾 Malaysia	2	~20%
	Bornean Pithecheirops			Insufficient data
	Indomalayan Maxomys			Insufficient data
45	Ningaloo Marine Park	🇦🇺 Australia	1	~20%
	Spinifex Hopping Mouse			~20%
46	Cairngorms National Park	🇬🇧 United Kingdom	1	~20%
	European Wood Mouse			~20%
47	Wilpattu National Park	🇱🇰 Sri Lanka	2	~20%
	Indian Gerbil			Insufficient data
	Asian Long-tailed Climbing Mouse			Insufficient data
48	Komodo National Park	🇮🇩 Indonesia	1	~20%
	Nusa Tenggara Komodomys			Insufficient data
49	Snowdonia National Park	🇬🇧 United Kingdom	1	~20%
	European Wood Mouse			~20%
50	Thingvellir National Park	🇮🇸 Iceland	1	~10%
	European Wood Mouse			Insufficient data
51	Lower Zambezi National Park	🇿🇲 Zambia	1	~10%
	Acacia Rat			Insufficient data
52	Wadden Sea National Park	🇩🇪 Germany	4	~10%
	European Wood Mouse			~10%
	Eurasian Harvest Mouse			<5%
	Yellow-necked Field Mouse			<5%
	Striped Field Mouse			Insufficient data
53	Kanha National Park	🇮🇳 India	1	~10%
	Indian Gerbil			Insufficient data
54	Eravikulam National Park	🇮🇳 India	1	~10%
	Indian Bush-rat			Insufficient data
55	Horton Plains National Park	🇱🇰 Sri Lanka	1	~10%
	Indian Bush-rat			Insufficient data
56	Freycinet National Park	🇦🇺 Australia	2	~10%
	Australian Swamp Rat			Insufficient data
	Rakali			Insufficient data
57	Waterberg Plateau Park	🇳🇦 Namibia	1	~10%
	Pygmy Mouse			Insufficient data
58	Nairobi National Park	🇰🇪 Kenya	2	~10%
	Typical Lemniscomys			Insufficient data
	Nairobi Grass Rat			Insufficient data
59	Maria Island National Park	🇦🇺 Australia	1	~10%
	Rakali			Insufficient data
60	Masai Mara National Reserve	🇰🇪 Kenya	2	~10%
	African Grass Rat			~10%
	Pygmy Mouse			Insufficient data
61	Royal National Park	🇦🇺 Australia	2	~10%
	Australian Swamp Rat			~10%
	Bush Rat			Insufficient data
62	Cape Range	🇦🇺 Australia	1	~10%
	Spinifex Hopping Mouse			Insufficient data
63	Gauja National Park	🇱🇻 Latvia	1	~10%
	Yellow-necked Field Mouse			Insufficient data
64	Mana Pools National Park	🇿🇼 Zimbabwe	1	~10%
	Acacia Rat			Insufficient data
65	Virunga National Park	🇨🇩 Democratic Republic of the Congo	3	~10%
	African Grass Rat			Insufficient data
	Common Rufous-nosed Rat			Insufficient data
	🐒 Peters' Hybomys			Insufficient data
66	Samburu National Reserve	🇰🇪 Kenya	1	~10%
	Somali Grass Rat			Insufficient data
67	Pyrénées National Park	🇫🇷 France	3	~10%
	European Wood Mouse			~10%
	Yellow-necked Field Mouse			Insufficient data
	Algerian Mouse			Insufficient data
68	Moremi Game Reserve	🇧🇼 Botswana	2	~10%
	Desert Pygmy Mouse			Insufficient data
	Acacia Rat			Insufficient data
69	Nyungwe National Park	🇷🇼 Rwanda	1	~10%
	Big-eared Swamp Rat			Insufficient data
70	Satpura National Park	🇮🇳 India	1	~10%
	Indian Gerbil			Insufficient data
71	Khao Yai National Park	🇹🇭 Thailand	2	~10%
	Oriental House Rat			Insufficient data
	Losea Rat			Insufficient data
72	Kiskunság National Park	🇭🇺 Hungary	1	~10%
	Striped Field Mouse			Insufficient data
73	Cévennes National Park	🇫🇷 France	2	~10%
	European Wood Mouse			Insufficient data
	Yellow-necked Field Mouse			Insufficient data
74	Gorongosa National Park	🇲🇿 Mozambique	1	~10%
	Natal Multimammate Mouse			Insufficient data
75	Queen Elizabeth National Park	🇺🇬 Uganda	1	~10%
	African Grass Rat			Insufficient data
76	Hluhluwe-Imfolozi Park	🇿🇦 South Africa	1	~10%
	Single-striped Grass Mouse			Insufficient data
77	Vatnajokull National Park	🇮🇸 Iceland	1	~10%
	European Wood Mouse			Insufficient data
78	Langtang National Park	🇳🇵 Nepal	1	~10%
	Indochinese Forest Rat			Insufficient data
79	Chitwan National Park	🇳🇵 Nepal	1	~10%
	Asian Long-tailed Climbing Mouse			Insufficient data
80	Murchison Falls National Park	🇺🇬 Uganda	1	~10%
	African Grass Rat			Insufficient data
81	Taroko National Park	🇹🇼 Taiwan	1	~10%
	Taiwan Field Mouse			Insufficient data
82	Aigüestortes National Park	🇪🇸 Spain	1	~10%
	European Wood Mouse			Insufficient data
83	Tangkoko Nature Reserve	🇮🇩 Indonesia	1	~10%
	Northeastern Xanthurus Rat			Insufficient data
84	Bwindi Impenetrable National Park	🇺🇬 Uganda	1	~10%
	🐒 Peters' Hybomys			Insufficient data
85	Pilanesberg National Park	🇿🇦 South Africa	1	~10%
	Single-striped Grass Mouse			Insufficient data
86	Kinabatangan Wildlife Sanctuary	🇲🇾 Malaysia	1	~10%
	Greater Pencil-tailed Tree Mouse			Insufficient data
87	Yala National Park	🇱🇰 Sri Lanka	1	~10%
	Indian Gerbil			Insufficient data
88	Taman Negara National Park	🇲🇾 Malaysia	1	~10%
	Pencil-tailed Tree Mouse			Insufficient data
89	Tatra National Park	🇸🇰 Slovakia	1	~10%
	Striped Field Mouse			Insufficient data
90	Triglav National Park	🇸🇮 Slovenia	1	~10%
	Eurasian Harvest Mouse			Insufficient data
91	Gunung Leuser National Park	🇮🇩 Indonesia	1	~10%
	🐒 Sumatran Mountain Maxomys			Insufficient data
92	Camargue	🇫🇷 France	1	~10%
	European Wood Mouse			Insufficient data
93	Rakiura National Park	🇳🇿 New Zealand	1	<5%
	Polynesian Rat			Insufficient data
94	Sierra de Guadarrama National Park	🇪🇸 Spain	1	<5%
	European Wood Mouse			<5%
95	Doñana National Park	🇪🇸 Spain	1	<5%
	European Wood Mouse			Insufficient data
96	Chobe National Park	🇧🇼 Botswana	1	<5%
	Single-striped Grass Mouse			Insufficient data