World Wildlife Fund WWF Travel Blog

Biologist and nature expedition guide Astrid Frisch possesses a knowledge of Mexico’s ecosystems and biodiversity that’s as large as her passion for conservation itself. So when we chatted recently with the Mexico native about the best wildlife experiences in her home country, she was quick to rattle off a well-founded list.

One of the most powerful marine predators, the orca, grows up to 32 feet (9.7 meters) in length—about the size of a school bus—and can weigh up to 6 tons (5,443 kilograms). Though the orca’s size intimidates prey, among its whale pod, the orca is a highly social animal that communicates through distinctive noises that only other members of the whale’s pod will recognize.

What I learned in Glacier National Park truly wowed me.

I learned that the incredible teal blue color of the water there is due to blooms of mineral “glacier flour” ground out of the mountains by the park’s namesake glaciers. I learned how to distinguish a raven from a crow (its beak), and that the white heads of bear grass are more commonly eaten by moose and elk than bears.

Natural Habitat Adventure‘s guide Brad Josephs compiled his best grizzly bear footage from his trips to Alaska. Watch up-close as bears hunt, fight, relax and roam.

Travel to Alaska with WWF.