Although beluga whales are predators, feeding on fish, crustaceans, and molluscs, they’re also hunted by polar bears and orcas – also known as killer whales. Belugas lack the dorsal fin that stands up ...

and the presence of killer whales, which are now moving into Hudson Bay as sea ice melts. Another major concern is the impact of these ecosystem changes on beluga cultures. Vergara explains that ...

This female beluga whale was found dead floating in the St. Lawrence near Tadoussac, Quebec. The head of her calf was visible at the external genital opening when the whale was submitted for ...

from the University of Manitoba, were conducting a beluga whale monitoring ... in sea ice has led to more orca sightings in Hudson Bay. As a result, bowhead whales could be using the estuary ...