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300 Featured Specimen
Tiger salamander

Details

Tiger salamander

Ambystoma tigrinum

Size
15–35 cm · 50–250 g
Diet
Carnivore
Activity
Nocturnal
Sociality
Solitary
Lifespan
4-15 years

The tiger salamander is a sturdy Nearctic salamander of grasslands and freshwater habitats. It is a solitary nocturnal carnivore.

Range

Habitat range map
Native range Occasional / Transient
NearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearcticNearctic

Map: Ecoregions 2017 © RESOLVE (CC BY 4.0) · Natural Earth (PD)

Details

Habitat

It occurs around grasslands, wetlands, and ponds. Adults use burrows and cover on land, then gather at freshwater sites to breed.

Appearance

Length is about 15-35 cm and weight about 50-250 g. Yellow spots or bars mark a dark brown to black body with a broad head.

Behavior

It is nocturnal and solitary. To avoid drying, it shelters underground or under litter and emerges on damp nights.

Feeding

It is carnivorous, eating insects, worms, and small amphibians. It captures moving prey on land and near shallow water.

Reproduction

Adults move to ponds after rains or during breeding conditions. Eggs hatch into aquatic larvae that grow in the pond.

Notes

Its conservation status is LC. Landscapes need both terrestrial refuges and breeding ponds to support it.