Winter watch – the animals that hibernate
Nov 6, 2026 · 8m
Summary
Wildlife expert Aina and Ilana explain the science behind animal hibernation, clarifying that it is driven by food scarcity rather than cold temperatures. The discussion covers which local species hibernate, such as bats and hedgehogs, while debunking the myth that squirrels sleep through winter. The guests also detail how frogs survive underwater by absorbing oxygen through their skin and address the impact of habitat loss on hedgehog populations.
Topics discussed
Intro: Feeling lazy and wanting to stay in bed
Introduction to winter hibernation and guest Aina
Why animals hibernate: food scarcity vs. cold
Debunking the myth that squirrels hibernate
Bats: Hibernation habits and winter quarters
Hedgehogs: Curling up for warmth and badgers as predators
Hedgehog hibernation timing and body fat requirements
Hedgehog population decline and habitat destruction
Frog hibernation: Breathing underwater and mating season
Closing remarks and thanks to the guest
Listen ad-free on Castria