The southern resident orca population marked the turn of the year with both heartbreak and hope: the death of a newborn calf ...

Courtship and procreative behavior in many species of elasmobranchs—cartilaginous fish including rays, sawfish, sharks, and skates—may include following and biting. However, there has been little ...

Tahlequah, the Southern Resident orca who carried her dead calf for 17 days in 2018, is mourning the loss of another newborn, ...

Dave Phillips, a scientist that helped to rewild Keiko, the orca who starred in "Free Willy," is working to help two other ...

The bowhead whale (Balaena mysticetus) is found in the icy waters of the Arctic. These are the longest-living mammals; some ...

Killer whales are expanding their territory and have moved into Arctic waters as climate change melts sea ice, with two genetically distinct populations being identified by Canadian scientists.

Baleen whales’ life history – particularly the age when females start breeding and the interval between calves – is strongly influenced by their potential lifespan. Conservation and ...

Researchers examining southern right whales found that the median life span for the species was 73.4 years, and that 10 percent of individuals survived past 131.8 years. The report has combined ...

Some whales are more than 100 years old, smashing previously estimated life expectancies, according to new research. Researchers examining southern right whales found that the median life span for ...

Some whales are more than 100 years old, smashing previously estimated life expectancies, according to new research. A recent report published in Science Advances concluded that most great whale ...

Some whales are more than 100 years old, smashing previously estimated life expectancies, according to new research. A recent report published in Science Advances concluded that most great whale ...