Regenerating a lost limb or damaged organ may seem like something out of a futuristic science fiction story, but they actually exist in the animal kingdom. While all salamanders possess some level ...

Here’s what happened next. From animal encounters to Chance Encounters, CNN Travel’s hit series about love and friendship is now a new CNN podcast. Host Francesca Street chronicles marvelous ...

Feb. 17, 2025 — Reintroducing wolves to the Scottish Highlands could lead to an expansion of native woodland which could take in and store one million tons of CO2 ... Feb. 13, 2025 — Male ...

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functions and processes of animals or their parts. The discipline covers key homeostatic processes, such as the regulation of temperature, blood flow and hormones.

In Europe and Asia, these animals are always called reindeer, but in North America, they’re called caribou in their wild habitat and reindeer when domesticated. Antlers are their largest and most ...