These 8 astonishing, brutal hyena photos reveal the raw chaos, power and intelligence of these top predators

These 8 astonishing, brutal hyena photos reveal the raw chaos, power and intelligence of these top predators

While many think of hyenas as scavengers – as they steal most of their food from lions, they are also extremely adept hunters, chasing down prey across the savannah at impressive speeds. Hyenas can work together to bring down surprisingly large animals, such as zebras, buffaloes and giraffes – and have even been known to […]

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Sea anemones and hermit crabs form a mutualistic relationship in Japan

Sea anemones and hermit crabs form a mutualistic relationship in Japan

Japanese researchers have described a new species of sea anemone that appears to share a mutually beneficial relationship with hermit crabs. The pale pink sea anemones, now named Paracalliactis tsukisome, were found attached to the shells of hermit crabs (Oncopagurus monstrosus). The researchers described the anemone based on 36 specimens that fishing trawlers collected between […]

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Watch dramatic BBC footage shows desperate, ravenous leopard mother risking death for her cubs, high up in the treetops

Watch dramatic BBC footage shows desperate, ravenous leopard mother risking death for her cubs, high up in the treetops

In Botswana’s wild Okavango Delta, leopards love to feast on large ungulates, such as antelope and zebra. The Delta is usually home to a rich array of flora and fauna, attracting huge populations of elephants, hippopotamuses, crocodiles, buffalo and antelope from across the region. The abundance of prey makes it a prime location for Africa’s […]

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Iguanas on Mexico’s Clarion Island likely native, not introduced by people: Study

Iguanas on Mexico’s Clarion Island likely native, not introduced by people: Study

Researchers have long speculated that humans introduced spiny-tailed iguanas to Mexico’s remote Clarion Island about 50 years ago. However, a recent study suggests the Clarion iguanas are likely native to the island, arriving long before human colonization of the Americas. Clarion Island is the westernmost and oldest of a small group of islands in Mexico’s […]

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Rare parrots return to Atlantic Forest fragment after decades of silence

Rare parrots return to Atlantic Forest fragment after decades of silence

Twenty brilliantly colored red-browed amazons took flight over a reserve holding one of the few remaining intact swaths of Atlantic Forest in Brazil. The green-and-red parrots had been missing from Alagoas state for generations. In January 2025, the birds returned home. Researchers say releasing the red-browed amazons (Amazona rhodocorytha) will help the species rebound and […]

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Are humans the only primates that use breasts for show?

Are humans the only primates that use breasts for show?

Humans are unique in developing permanent breasts that send sexual signals, says Stuart Blackman. However, there is another primate with an ostentatious chest. Ethiopian geladas have bald chest patches that are bright red. As the sole grass-eating primates, geladas spend much of their time shuffling around. Squatting hides their backsides, so there’s no point having […]

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