RICHMOND — The little dog likes everything in its place, so his water dish is always to the left of his food dish, his toy basket doesn’t move, the layers in his little house are the same every night ...

A giant walking stick insect has stepped out of the treetops in north Queensland, and it is creating a stir for its size. It reaches about 15.75 inches (40 centimeters) in length, and weighs around ...

An analysis of hoverfly flight shows that wing design, not faster flapping, enables the smallest species to generate enough lift to fly.

The metamorphosis of butterflies from larvae to pupae to adulthood is a natural wonder. By investigating the developmental processes that occur within the pupa, transforming it into a butterfly, ...

This study addresses an important question and shows how social navigation in homing pigeons can be explained by simple averaging, without requiring any complex cognitive abilities. The evidence, ...