Just 30 centimetres long, Richardson’s ground squirrels survive the cold Canadian winters by escaping underground.
by Sarah Ludlow Previous blog posts have discussed how small songbirds and big brown bats survive the winter. Those blogs briefly covered some strategies used by birds and mammals. But what about amphibians? How do frogs survive the many months of sub-zero temperatures? Amphibians are ectotherms (or cold-blooded, meaning that their body temperature is regulated […]