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Grizzly Bear and Polar Bear Cub Become Best Friends at Detroit Zoo
Ice breaker: How do you find a mate for a polar bear? - BBC News
Kodiak Brown Bear (Ursus arctos middendorffi) | U.S. Fish & Wildlife Service
Wildlife Wednesday: what came first, the polar bear or the grizzly? | Canadian Geographic
Brown Bears - Bears (U.S. National Park Service)
Pizzly bears” may be on the rise | Polarjournal
Brown bear breeding photo, brown bears mating, Katmai Park.
Living on Earth: Warming Arctic Creating “Pizzly Bear” Hybrids
Peppermint Narwhal Creative - Since today is International Polar Bear Day we are kicking off a new series called HYBRD and using it to spotlight Polar Bears. In this series we will
Grizzly-Polar Bear Hybrid Found—But What Does It Mean?
On the March: As Polar Bears Retreat, Grizzlies Take New — Arctic Deeply
DNA study clarifies relationship between polar bears and brown bears
Brown Bear Frequently Asked Questions - Katmai National Park & Preserve (U.S. National Park Service)
Scientists suspect they've found 2nd-generation polar-grizzly hybrid - The Globe and Mail
Climate Change Could Lead to Increase in Polar Bear and Grizzly Bear Hybrids
What do grizzly-polar hybrids mean for polar bears? Scientists debate | CBC News
Polar bears are mating with grizzlies to become 'Pizzly Bears'
Pizzlies, Grolars – Why Hybrid Grizzly Polar Bears Aren't The Answer | Polar Bears International
We found grizzly, black and polar bears together for the first time | PBS NewsHour
Polar bear and grizzly bear hybrids, known as 'pizzly bears,' could become more common because of the climate crisis
VIDEO: 'Pizzly bears': Climate change to thank for grizzly-polar bear hybrid, experts say - YouTube
Brown Bear Species Profile, Alaska Department of Fish and Game
Polar Bears And Grizzlies Producing Hybrid Offspring as Arctic Melts - DER SPIEGEL
When polar bears and grizzlies breed, they can produce fertile offspring. Why can't other species?
Polar Bears and Grizzly Bears - Grizzly bear conservation and protection