Squirrel Tracks: 4 Toes Front, 5 Behind, and How to Tell Them Apart
Squirrel tracks land in a square group of four: paired front prints with four toes, longer hind prints with five. Snow, mud and the rabbit mix-up.
Squirrel tracks land in a square group of four: paired front prints with four toes, longer hind prints with five. Snow, mud and the rabbit mix-up.
Fennec foxes live 10 to 14 years in captivity and an estimated 6 to 8 in the wild. What drives the gap, and what shortens a pet fennec’s life.
Rabbit tracks land as a group of four, with the long hind feet thrown ahead of the small front pair. Sizes, surfaces and the lookalikes that fool people.
Arctic foxes live 3 to 6 years in the wild and up to 16 in captivity. What kills most of them, how lemming cycles set the number, and the oldest on record.
The Virginia opossum has the shortest life of any North American mammal its size. Aging, not just predators, sets the ceiling at about 3 years in the wild.
Wild groundhogs average 2 to 3 years while captive ones reach 14. Here is what kills them, how hibernation sets the limit, and what the numbers look like at every stage.
Most owls are nocturnal, but four North American species hunt in broad daylight. Which owls are which, how night vision and hearing work, and why a daytime owl is usually fine.
Wild chipmunks average 2 to 3 years while captive ones reach 9 or 10. The gap is decided in the first winter, and this guide explains where the losses happen.
Wild house mice rarely reach 12 months, pet mice average 18 to 24, and lab records pass 4 years. Here is what sets each number and what actually extends it.
Where Arctic foxes live, what they eat, how their fur handles extreme cold, and why the Scandinavian population is still critically endangered.