The monitoring of the critically endangered southern resident population of orcas in the Salish Sea has provided some interesting revelations. Drone footage captured many orcas in the region carrying ...

(The Hill) – Scientists have spotted a subset of killer whales using seaweed to scratch each other’s backs, marking the first known identification of “tool” usage by marine mammals. The “southern ...

Orcas, also known as killer whales, have been documented using lengths of seaweed to scratch each other's backs, a new study suggests. Researchers observed the marine mammals detaching sections of ...