Green polar bears puzzle zoo visitors

Three normally white polar bears at Higashiyama Zoo and Botanical Gardens in central Japan changed their color in July after swimming in a pond with an overgrowth of algae.
This is additional taxonomy that helps us with analytics

Singapore mourns Inuka, the world's only 'tropical polar bear

Best Time to See Polar Bears in Svalbard – Wildlife Guide - AE

Animal Madness: Zoochosis, stereotypic behavior, and problems with

Ranua Wildlife Park – Ranua, Finland - Atlas Obscura

The remarkable story of Nora, the loneliest polar bear, and how

Sleeping with polar bears: French zoos evolve

PolarPalooza Weekend is - Como Park Zoo & Conservatory

Grizzly Bear and Polar Bear Cub Become Best Friends at Detroit Zoo

Polar Bears International (@PolarBears) / X

Columbus Zoo polar bear born on Thanksgiving moving to new home

Drawings show that kids understand plight of polar bears (photos

Polar Bear Breakfast - Wilder Institute/Calgary Zoo

Canada: Surviving the Wild North Polar Bears Hunt Beluga Whales

Have zoos had their day?, Architecture

How to see Polar Bears in Svalbard