The researchers, using drones kitted with cameras, spotted a group of orcas biting off bits from a marine plant called bull ...

Orcas, also known as killer whales, have been documented using an ingenious method to groom one another, a new study reveals, by detaching sections of seaweed to provide a communal back scratch.

The Darién Gap, a perilous journey for millions of migrants, has also become a corridor for the northward spread of the New ...

By Sean Lawrence West Virginia University When you think about ticks, you might picture nightmarish little parasites, ...

The malaria parasite exports an array of proteins while it resides in the erythrocytes of its host. This Review describes the functions of parasite proteins that interact with the erythrocyte ...

Ticks are spreading globally and bringing familiar conditions such as Lyme disease with them, as well as totally new ones.

Before going for a hike or hitting a park this summer, here’s what you need to know about ticks — and the diseases they carry ...