The first baby humpback whale of the season has been spotted swimming in the Salish Sea off Washington, photos show. Big Mama ...

Whale researchers have new data about humpback whales giving birth along a busy “humpback highway” off Australia.

Whale watchers spotted a new whale calf Wednesday afternoon, in Haro Strait, between Canada’s Sidney Island and Washington ...

Each year, humpback whales migrate predictably between cold, nutrient-rich feeding grounds and warm, tropical calving grounds ...

New research reveals that humpback whales are giving birth much farther south than previously thought, raising concerns about ...

Humpback whales are now migrating north to their warmer breeding waters — but some of them will give birth as far south as ...

It turns out humpback whales' epic migrations to tropical waters aren't as essential as previously thought for giving birth: ...

Researchers say these results overturn long-held beliefs about humpback migration, and that — to protect these unexpected baby whales — we need to improve awareness of expanded calving areas.

Big Mama, a well-known humpback whale, was seen in the Haro Strait with her eighth calf. Getty Images/iStockphoto The first baby humpback whale of the season has been spotted swimming in the ...