German zoo bear shot dead – DW – 03/11/2017
Are “Pizzlies” and “Grolars” the better polar bears? | Polarjournal
Grizzly-Polar Bear Hybrid Found—But What Does It Mean?
Have you ever heard of a 'pizzly' bear? - CBBC Newsround
Vanderbilt researcher explains Pizzly bear hybrid species | Vanderbilt University
Where Now Grizzly Bear? | Hakai Magazine
Brown Polar Bears, Beluga-Narwhals and Other Hybrids Brought to You by Climate Change | Science| Smithsonian Magazine
Bear-hybrids: behaviour and phenotype - ScienceDirect
Meet the 'Pizzly,' a Polar Bear/Grizzly Hybrid - Videos from The Weather Channel
Top 10 facts about polar bears | WWF
VIDEO: 'Pizzly bears': Climate change to thank for grizzly-polar bear hybrid, experts say - YouTube
The Arctic melting pot | Nature
Grizzly bear - Wikipedia
We found grizzly, black and polar bears together for the first time | PBS NewsHour
Grolar or pizzly? Experts say rare grizzly-polar bear hybrid shot in Nunavut | CBC News
Meet the Polar Bear of Tomorrow | Sierra Club
Polar Bears and Grizzly Bears - Grizzly bear conservation and protection
Can polar bears use terrestrial foods to offset lost ice‐based hunting opportunities? - Rode - 2015 - Frontiers in Ecology and the Environment - Wiley Online Library
Pictures: "Pizzly" to Be Joined by More Arctic Hybrids?
Interspecies Hybrids Play a Vital Role in Evolution | Quanta Magazine
Grizzly-polar bear hybrids spotted in Canadian Arctic
