It may be that zoo animals are so well cared for they develop allergies as a side effect. In 2018, staff at Lincoln Park Zoo ...

A research team is developing a 3D-printed skin imitation equipped with living cells in order to test nanoparticles from cosmetics without animal testing.

The millions of micrometer-wide fractures in elephants’ skin retain mud and water after mud baths, helping the animals stay hydrated between trips to the water hole. Evaporation from the mud and ...