
The Ecology of the African Dung Beetle
Scarab beetles playa key ecological role in removing the dung left by herds of mammals. Success in the vigorous competition among such beetles depends in part on their body temperature

The Ecology of the African Dung Beetle
Scarab beetles playa key ecological role in removing the dung left by herds of mammals. Success in the vigorous competition among such beetles depends in part on their body temperature

Temperature Control in Flying Moths
The flight muscles of certain insects cannot function properly until they have been warmed up by a process that resembles shivering. The system also keeps the insect from overheating

Desert Ground Squirrels
Two little animals of the Mohave Desert have evolved remarkable adaptations to heat and aridity. Each has adapted in its own way, which apparently enables them to live together without competing