migration

Researchers have discovered a magnetosensitive protein that may explain how migratory animals such as birds can navigate and orient themselves using the Earth's magnetic field.

Rainfall in Africa drives the growth of plants that allow painted lady butterflies to make their flight to Europe and back each year.

A recent study of tiger sharks reveals migratory changes based on life stage, sex, and season - and points to oil drilling platforms as key hangout spots, which could have large consequences for their population.