Hawaiian monk seals grow to be 6-7 feet long, weigh 400-600 pounds, and can live more than 30 years. Males and females are generally the same size — the only way to tell them apart is to look at ...

It's happened again: Another endangered Hawaiian monk seal has been found bludgeoned to death. It's the ninth suspicious death of a monk seal since 2009; some have been cruelly beaten, others shot.

The Center has been working to protect the Hawaiian monk seal since 2000, when we and allies filed suit against the National Marine Fisheries Service for letting a lobster fishery and bottomfish ...

Hawaiʻi Marine Animal Response has crowned their winner of the annual Chunky Seal Week, Aukai. The Hawaiian monk seal has given birth to at least four pups, and is known for her independent nature.

Crittercams and Crowdsourcing to Solve Mystery of Hawaiian Monk Seals? Crittercams and Crowdsourcing to Solve Mystery of Hawaiian Monk Seals?

They’re also vulnerable to disease and, in a few documented cases, intentional killings. The Hawaiian monk seal’s two closest relatives have fared even worse: Fewer than 700 Mediterranean monk seals ...