A pod of orcas, also known as "killer whales," treated spectators to a display as they stealthily hunted for birds off the ...

Another recognizable difference between Bigg’s orcas and southern resident killer whales is their diet, according to the ...

Our study used observations of the whales, including sound recordings, photo identification and diet analysis. It also used measurements of forage species abundance, characterisation of ecosystem ...

A new method of tracking the dietary habits and contaminant exposure of animals in Arctic marine ecosystems is providing critical insights as climate change reshapes the region's food web.

Transient orcas usually stick to a diet of sea mammals and squid, according to the National Oceanic and Atmospheric Administration, making this bird-hunting behavior a rare sight. However ...