A new analysis of old data suggests that the endangered erect-crested penguin's bizarre nesting habits -- rejecting the first egg they lay -- is because they can't feed two chicks, and the second, ...

They're one of the only bird species to do this. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Researchers have cracked the case of why ...

Macaroni penguins are one of six cold-weather species at Moody Gardens —a lineup that also includes king, gentoo, chinstrap, and both northern and southern rockhopper penguins. Humboldt penguins ...

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More than half of the world's 19 penguin species are in danger of extinction — and eight of them live in New Zealand. Determined to save penguins from global warming and other threats, the Center ...

The docuseries “Secrets of the Penguins” by National Geographic captured footage of several rare penguin chicks for the very first time. Their parents are a mixed-species couple: a rockhopper mother ...