They will also eat birds, insects, eggs, berries, reptiles, and amphibians. During the summer months, Arctic foxes collect a surplus of food and carry it back to their dens to bury and store. Come ...
These "anthropogenic subsidies" enable red foxes to move into tundra habitats. Larger, stronger and more aggressive than their Arctic cousins, they frequently outcompete them, prey on them and ...
This help prevent heat loss. The ears of arctic foxes are pointed forwards and so are very directional. They can hear their main prey, lemmings, moving through tunnels they make in the snow.