Swimming with Whales off Tonga
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Jul 2025
Tooth and Claw: Killer Whales
Investigating the black-and-white apex predator of the sea – the killer whale! Able to predate even great white sharks, this marine mammal is the largest member of the dolphin family. From tropical seas, to the Arctic and Antarctic, killer whales (or orcas) are found across the w ... Show More
26m 28s
Jul 2021
Ocean Warming Speeding Up, Oyster Shell Recycling, Secrets of the Whales and more
Recent data show the Earth’s oceans are warming much more rapidly than previously reported. That means rising sea levels, stronger storms, and more intense droughts.
Also, fertilizer runoff can create massive algae blooms in water that suck up oxygen and create dead zones for mos ... Show More
51m 49s