When the 18th-century biologist Carl Linnaeus classified a group of animals as “mammals,” he based the name on one key characteristic—mammary glands, from which females produce milk to feed their ...

The act of breast-feeding is so fundamental to being a mammal that we named ourselves after it. (“Mammalis” translates to “of the breasts.”) But over time, scientists have discovered that other ...

(CN) – Mother jumping spiders lactate and care for their young into adulthood – behaviors previously associated only with mammals and long-lived vertebrates like whales and elephants, according to a ...

Researchers in China's Yunnan province made a surprising discovery last year while studying the jumping spider species Toxeus magnus — nursing moms were feeding their offspring what looked like milk ...

Nursing at the teat is generally seen as a mammalian trait – shared by humans, cows and cats alike – but it turns out spiders do it too. At least that’s the case with Toxeus Magnus, a type of jumping ...

Millennials get a bad rap for living with their parents into adulthood, but maybe now jumping spiders will take the heat. Not only do they live at home until they’re nearly adults, but they nurse from ...