But first, we need you to sign in to PBS using one of the services below. Learn how the North Atlantic Right Whale is becoming the most endangered species on earth. Cities are adopting bird ...

The North Atlantic Right Whale Consortium has released a new estimate that says the number of right whales increased slightly last year. But Philip Hamilton, senior scientist at the New England ...

BOOTHBAY HARBOR, Maine (AP) — One of the rarest species of whale in the world has increased slightly in population, ...

The population of the critically endangered North Atlantic right whale has increased slightly, leading conservationists to urge the federal government and the shipping and fishing industries to ...

The North Atlantic right whale, which can weigh up to 150,000 pounds (68,039 kilograms) and lives off the East Coast, plummeted in population in the 2010s. The critically endangered whales ...

The North Atlantic right whale, which can weigh up to 150,000 pounds (68,039 kilograms) and lives off the East Coast, plummeted in population in the 2010s. The critically endangered whales ...

There are only about 370 North Atlantic right whales left. Of those, an alarmingly small number are mothers. Squilla is one of them. A few years ago, she gave birth to a female who one day might ...

Endangered Atlantic right whales are venturing to new areas, researchers have found in a recently released report, and many of those areas do not have speed limits on vessels. The International ...