Many rodents have nails on their thumbs and claws on the rest of their fingers. A new study suggests this trait might have been key to their world domination. Missagia et al. Rodents are the largest ...

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In the ’90s cartoon “Pinky and the Brain,” the titular Brain — a scheming lab mouse with an outsize noggin — fantasized about taking over the world. A study published Thursday in Science posits that ...

Capybaras are some of nature’s most interesting animals, known for their sweet personalities and unique social bonds. Florida’s Clearwater Marine Aquarium knows just how beloved these large rodents ...