Genus

Howler Monkeys

Alouatta

8 species in our catalog · found in 64 parks

KingdomAnimalia (Animals)
PhylumChordata (Chordates)
ClassMammalia (Mammals)
OrderPrimates
FamilyAtelidae (Spider, Howler, and Woolly Monkeys)
GenusAlouatta (Howler Monkeys)

Species in this group

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

Alouatta palliata

Daily sighting probability ~80% · Very likely

Alouatta seniculus

Daily sighting probability ~70% · Very likely

Alouatta macconnelli

Daily sighting probability ~60% · Likely

Alouatta pigra

Daily sighting probability ~60% · Likely

Alouatta caraya

Daily sighting probability ~60% · Likely

Alouatta sara

Daily sighting probability ~30% · Possible

Alouatta arctoidea

Daily sighting probability Insufficient data

Alouatta guariba

Daily sighting probability ~10% · With luck

Daily sighting probability by month

Probability-weighted average across the group's species

~50%

Jan

~50%

Feb

~50%

Mar

~50%

Apr

~40%

May

~50%

Jun

~50%

Jul

~50%

Aug

~40%

Sep

~50%

Oct

~40%

Nov

~50%

Dec

When they're spotted

When the group's species are recorded (aggregated)

Where to see Howler Monkeys

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	Ostional Wildlife Refuge	🇨🇷 Costa Rica	1	~80%
	Mantled Howler Monkey			~80%
2	Las Baulas Marine National Park	🇨🇷 Costa Rica	1	~80%
	Mantled Howler Monkey			~80%
3	Tayrona National Natural Park	🇨🇴 Colombia	1	~70%
	Colombian Red Howler Monkey			~70%
4	Manuel Antonio National Park	🇨🇷 Costa Rica	1	~70%
	Mantled Howler Monkey			~70%
5	Gandoca-Manzanillo Wildlife Refuge	🇨🇷 Costa Rica	1	~70%
	Mantled Howler Monkey			~70%
6	Cabo Blanco Absolute Nature Reserve	🇨🇷 Costa Rica	1	~70%
	Mantled Howler Monkey			~70%
7	Tortuguero National Park	🇨🇷 Costa Rica	1	~70%
	Mantled Howler Monkey			~70%
8	Soberanía National Park	🇵🇦 Panama	1	~70%
	Mantled Howler Monkey			~70%
9	Palo Verde National Park	🇨🇷 Costa Rica	1	~70%
	Mantled Howler Monkey			~70%
10	Brownsberg Nature Park	🇸🇷 Suriname	1	~60%
	Guianan Red Howler Monkey			~60%
11	Calakmul Biosphere Reserve	🇲🇽 Mexico	1	~60%
	Mexican Black Howler Monkey			~60%
12	Iberá National Park	🇦🇷 Argentina	1	~60%
	Black Howler			~60%
13	Cahuita National Park	🇨🇷 Costa Rica	1	~60%
	Mantled Howler Monkey			~60%
14	Marino Ballena National Park	🇨🇷 Costa Rica	1	~60%
	Mantled Howler Monkey			~60%
15	Tikal National Park	🇬🇹 Guatemala	1	~50%
	Mexican Black Howler Monkey			~50%
16	Coiba National Park	🇵🇦 Panama	1	~50%
	Mantled Howler Monkey			~50%
17	Cuyabeno Wildlife Reserve	🇪🇨 Ecuador	1	~50%
	Colombian Red Howler Monkey			~50%
18	Montes Azules Biosphere Reserve	🇲🇽 Mexico	1	~50%
	Mexican Black Howler Monkey			~50%
19	Santa Rosa National Park	🇨🇷 Costa Rica	1	~50%
	Mantled Howler Monkey			~50%
20	Bastimentos Island National Marine Park	🇵🇦 Panama	1	~50%
	Mantled Howler Monkey			~50%
21	Parque Estadual Encontro das Águas	🇧🇷 Brazil	1	~50%
	Black Howler			~50%
22	Braulio Carrillo National Park	🇨🇷 Costa Rica	1	~50%
	Mantled Howler Monkey			~50%
23	Yasuní National Park	🇪🇨 Ecuador	1	~50%
	Colombian Red Howler Monkey			~50%
24	Corcovado National Park	🇨🇷 Costa Rica	1	~50%
	Mantled Howler Monkey			~50%
25	Parque Natural Metropolitano	🇵🇦 Panama	1	~50%
	Mantled Howler Monkey			~50%
26	El Impenetrable National Park	🇦🇷 Argentina	1	~50%
	Black Howler			~50%
27	Arenal Volcano National Park	🇨🇷 Costa Rica	1	~40%
	Mantled Howler Monkey			~40%
28	Sierra de la Macarena National Park	🇨🇴 Colombia	1	~40%
	Colombian Red Howler Monkey			~40%
29	Tenorio Volcano National Park	🇨🇷 Costa Rica	1	~40%
	Mantled Howler Monkey			~40%
30	Darién National Park	🇵🇦 Panama	1	~40%
	Mantled Howler Monkey			~40%
31	Tambopata National Reserve	🇵🇪 Peru	2	~40%
	Bolivian Red Howler Monkey			~20%
	Colombian Red Howler Monkey			~20%
32	Rincón de la Vieja National Park	🇨🇷 Costa Rica	1	~40%
	Mantled Howler Monkey			~40%
33	Carara National Park	🇨🇷 Costa Rica	1	~40%
	Mantled Howler Monkey			~40%
34	Cockscomb Basin Wildlife Sanctuary	🇧🇿 Belize	1	~30%
	Mexican Black Howler Monkey			~30%
35	San Lorenzo Protected Forest	🇵🇦 Panama	1	~30%
	Mantled Howler Monkey			~30%
36	Noel Kempff Mercado National Park	🇧🇴 Bolivia	1	~30%
	Black Howler			Insufficient data
37	Volcán Barú National Park	🇵🇦 Panama	1	~30%
	Mantled Howler Monkey			~30%
38	Monteverde Cloud Forest Reserve	🇨🇷 Costa Rica	1	~30%
	Mantled Howler Monkey			~30%
39	Machalilla National Park	🇪🇨 Ecuador	1	~30%
	Mantled Howler Monkey			~30%
40	Manu National Park	🇵🇪 Peru	2	~30%
	Bolivian Red Howler Monkey			~20%
	Colombian Red Howler Monkey			~10%
41	Sian Ka'an Biosphere Reserve	🇲🇽 Mexico	1	~30%
	Mexican Black Howler Monkey			~30%
42	Madidi National Park	🇧🇴 Bolivia	1	~30%
	Bolivian Red Howler Monkey			~30%
43	Piedras Blancas National Park	🇨🇷 Costa Rica	1	~30%
	Mantled Howler Monkey			~30%
44	La Amistad International Park (Panama)	🇵🇦 Panama	1	~30%
	Mantled Howler Monkey			~30%
45	Amacayacu National Natural Park	🇨🇴 Colombia	1	~30%
	Colombian Red Howler Monkey			~30%
46	Tapantí-Macizo de la Muerte National Park	🇨🇷 Costa Rica	1	~10%
	Mantled Howler Monkey			~10%
47	Henri Pittier National Park	🇻🇪 Venezuela	1	~10%
	Ursine Howler Monkey			Insufficient data
48	Irazú Volcano National Park	🇨🇷 Costa Rica	1	~10%
	Mantled Howler Monkey			Insufficient data
49	Anavilhanas National Park	🇧🇷 Brazil	1	~10%
	Colombian Red Howler Monkey			Insufficient data
50	Chagres National Park	🇵🇦 Panama	1	~10%
	Mantled Howler Monkey			~10%
51	Los Nevados National Natural Park	🇨🇴 Colombia	1	~10%
	Colombian Red Howler Monkey			~10%
52	Cusuco National Park	🇭🇳 Honduras	1	~10%
	Mantled Howler Monkey			Insufficient data
53	Farallones de Cali National Natural Park	🇨🇴 Colombia	1	~10%
	Mantled Howler Monkey			~10%
54	Pico Bonito National Park	🇭🇳 Honduras	1	~10%
	Mantled Howler Monkey			Insufficient data
55	Cañón del Sumidero National Park	🇲🇽 Mexico	2	~10%
	Mantled Howler Monkey			Insufficient data
	Mexican Black Howler Monkey			Insufficient data
56	Celestún Biosphere Reserve	🇲🇽 Mexico	1	~10%
	Mexican Black Howler Monkey			Insufficient data
57	Masaya Volcano National Park	🇳🇮 Nicaragua	1	~10%
	Mantled Howler Monkey			Insufficient data
58	Emas National Park	🇧🇷 Brazil	1	~10%
	Black Howler			Insufficient data
59	Tijuca National Park	🇧🇷 Brazil	1	~10%
	Brown Howler Monkey			~10%
60	Cordillera Azul National Park	🇵🇪 Peru	1	~10%
	Colombian Red Howler Monkey			Insufficient data
61	Ría Lagartos Biosphere Reserve	🇲🇽 Mexico	1	~10%
	Mexican Black Howler Monkey			Insufficient data
62	Arrecifes de Cozumel National Park	🇲🇽 Mexico	1	<5%
	Mexican Black Howler Monkey			Insufficient data
63	Iguazú National Park	🇦🇷 Argentina	1	<5%
	Black Howler			Insufficient data
64	Chirripó National Park	🇨🇷 Costa Rica	1	<5%
	Mantled Howler Monkey			Insufficient data