Species group · Mammals

Dormouses

WAnimals has 2 species of dormouse, all in the family Gliridae.

2 species
1 family
47 countries
170 parks
Weight
17 g – 150 g
Length
6 cm – 19 cm
Lifespan
9 years

Ranges calculated from the entries that record the figure, not from all 2.

All 2 species of dormouses on WAnimals

Each one has its own full entry. This group does not replace them: it brings them together.

Conservation status

2 Least Concern

No species documented in this group is genuinely at risk according to the IUCN, with the data available today.

See the global conservation status

Where they live

Recorded in 47 countries. The ones with the most species in the group:

Where to see them

Did you know…

  • It spends most of its life asleep: it hibernates from October to April or May and, if the summer is cold and food is scarce, it also goes into torpor.

    From Hazel Dormouse

  • Its specific epithet, avellanarius, comes from the hazel, its main source of fat before hibernating.

    From Hazel Dormouse

  • You can tell it has eaten a hazelnut by the clean round hole it leaves in the shell: a squirrel would smash it and a vole would leave a ragged gap.

    From Hazel Dormouse

  • In some populations it can hibernate for as much as 11 months a year, one of the longest hibernations known in any mammal.

    From Fat Dormouse

Ecosystems

See every species group · Explore the species one by one