Hypsiglena (Night Snakes)

Genus

Night Snakes

Hypsiglena

4 species in our catalog · found in 11 parks

Species in this group

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

Chihuahuan Nightsnake
LC

Chihuahuan Nightsnake

🌙 Nocturnal Reptile

Hypsiglena jani

20–30% · Possible
Desert Nightsnake
LC

Desert Nightsnake

🌙 Nocturnal Reptile

Hypsiglena chlorophaea

10–20% · With luck
Coast Night Snake
Endemic

Coast Night Snake

☀️🌙 Day & Night Reptile

Hypsiglena ochrorhynchus

Insufficient data
Baja California Night Snake
LC Endemic

Baja California Night Snake

🌅 Crepuscular Reptile

Hypsiglena slevini

Insufficient data

📅 Monthly Probability

Probability-weighted average across the group's species

0–10
Jan
0–10
Feb
0–10
Mar
0–10
Apr
10–20
May
10–20
Jun
10–20
Jul
10–20
Aug
10–20
Sep
10–20
Oct
0–10
Nov
<5
Dec

🕐 When They're Spotted

When the group's species are recorded (aggregated)

☀️🌙🌙12am6am12pm6pm12am

Where to see Night Snakes

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

#ParkCountrySpeciesP(≥1)
1 Big Bend National Park 🇺🇸 United States 1
20–30%
2 El Vizcaíno Biosphere Reserve 🇲🇽 Mexico 2
10–20%
3 Bahía de Loreto National Park 🇲🇽 Mexico 2
10–20%
4 Death Valley National Park 🇺🇸 United States 1
10–20%
5 Zion National Park 🇺🇸 United States 1
10–20%
6 Grand Canyon National Park 🇺🇸 United States 1
0–10%
7 Sequoia and Kings Canyon National Parks 🇺🇸 United States 1
0–10%
8 Joshua Tree National Park 🇺🇸 United States 1
0–10%
9 Guadalupe Mountains National Park 🇺🇸 United States 1
0–10%
10 Yosemite National Park 🇺🇸 United States 1
<5%
11 Cumbres de Monterrey National Park 🇲🇽 Mexico 1
<5%