进化(第 2 页)

关于生命如何几代人适应和变化——以及新物种如何形成的最新科学知识。

进化最新动态

Black tarantula with pixelated rectangle over back thorax
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作者：Andrew Paul

Three photos of early hominin and primate skulls
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作者：Andrew Paul

red tomatoes on a vine next to some yellow potatoes and peaches
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作者：Laura Baisas

A herd of ceratopsians (Styracosaurus albertensis) accompanied by an ankylosaur (Euplocephalus tutus) walk through an old river channel under the watchful eyes of two tyrannosaurs (Gorgosaurus libratus). Artwork by Julius Csotonyi.
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作者：Andrew Paul

an illustration of a marine reptile with large fins and a beak swimming by several squid and one shark
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作者：Lauren Leffer

several small fish with colorful organa and blue scales
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作者：Laura Baisas

a team of greenland sled dog puppies with white fur pulls a sled
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作者：Lauren Leffer

Burmese python on ground
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作者：Andrew Paul

An artist’s reconstruction of the fossilized landscape, plants, and animals found preserved in a remote bonebed in Petrified Forest National Park in Arizona. The newly described pterosaur Eotephradactylus mcintireae is seen eating an ancient ray-finned fish alongside an early species of turtle and an early frog species, with the skeleton of an armored crocodile relative lying on the ground and a palm-like plant growing in the background.
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作者：Laura Baisas

A jumping spider devours a hoverfly. The hoverfly has evolved to look like a wasp, but in this case the resemblance is not sufficient to deter a spider from attacking it.
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作者：Lauren Leffer

eight chipmunk specimens with tags on them in a museum collection
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作者：Laura Baisas

Fuzzy beetle on red flower
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作者：Andrew Paul

European Gray Wolf Cubs in a Grass in a Spring Day
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作者：Andrew Paul

an illustration of an extinct marsupial with brown and white fur and a small trunk-like nose
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作者：Tom Hawking

sauropod skull
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作者：Andrew Paul

a close up of a bed bug
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作者：Laura Baisas

an illustration of a long marine reptile with large teeth eating a shelled animal
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作者：Laura Baisas

an illustration showing the various sizes of extinct giant sloths
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作者：Laura Baisas

Fossil fragments on black background
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作者：Andrew Paul

The Chicago Archaeopteryx, under UV light to expose soft tissues.
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作者：Andrew Paul

An illustration of what the Amniote (early reptile) would look like from 350 million years ago.
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作者：Laura Baisas

an illustration of an extinct arthropod, with three large black eyes, antennae, and 16 body segments
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作者：Laura Baisas

A mother chimpanzee carrying her twins on her back.
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作者：Laura Baisas

The recent discovery helps bridge the gap between ancient cicadas and their present day descendants.
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作者：Andrew Paul

seven women in dive gear stand on black rocks above the ocean on a cloudy day
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作者：Lauren Leffer

an illustration of a large red ant with curved jaws. a bird looks on with a concerned expression
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作者：Laura Baisas

Coiled rattlesnake near flowering bush
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作者：Andrew Paul

three chimpanzees sit around a round fruit sharing it
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作者：Laura Baisas

a sea slug in the ocean with whispy purple tendrils
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作者：Laura Baisas

an illustration of a small crocodile ancestor sneaking up on a small mammal ancestor
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作者：Laura Baisas

Earth's oceans seen from space
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作者：Andrew Paul

Researchers conducting necropsy on woolly mammoth calf
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作者：Andrew Paul

Green ocean island water against blue sky with mountains in distance
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作者：Andrew Paul

one brown horse and one black horse run along green fields in iceland
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作者：Lauren Leffer

Venus fly trap wasp encased in amber
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作者：Andrew Paul

a green iguana sitting at the base of a palm tree
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作者：Laura Baisas

an illustration of a black rodent-like early mammal with a membrane like a flying squirrel flying through a forest
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作者：Lauren Leffer

Original fossil (ATE7-1) alongside the mirrored right side by means of virtual 3D imaging techniques of the face of a hominin assigned to Homo aff. erectus found in level the TE7 of Sima del Elefante site.
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作者：Andrew Paul

an illustration of a small weasel-like early mammal with brown, black, and white fur climbing on a tree
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作者：Laura Baisas

Close up of lemon shark
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作者：Andrew Paul

Diagram of Lapedo child grave site
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作者：Andrew Paul

a dead fish being dragged on artificial turf
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作者： Ethan Freedman

a large bird with a long neck and black plumage called an emu walking around in nature
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作者：Laura Baisas

africa and the middle east seen from space
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作者：Lauren Leffer

one jaw fossil and six vertebrae fossils lined up
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作者：Laura Baisas

A blow fly larva disguised as a termite, antennae and all.
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作者：Laura Baisas

a close up of a human ear
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作者：Laura Baisas

Three chimpanzees in an enclosure at the Kumamoto Sanctuary holding leafy branches.
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作者：Laura Baisas

The great green bush-cricket.
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作者：Laura Baisas

Three red ants interacting with one another
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作者：Andrew Paul

a bird with white and black plummage and an egg on a nest and three other birds standing around her
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作者：Laura Baisas

An adult female chimpanzee cracks an oil palm nut with a stone hammer and anvil while her infant son looks at the camera.
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作者：Laura Baisas

A reconstruction of the oldest known gorgonopsian in life.
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作者：Laura Baisas

Striated frogfish (Antennarius striatus), also known as the hairy frogfish.
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作者：Andrew Paul

A juvenile Nile crocodile. It is small with pointed teeth
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作者：Laura Baisas

Frozen surface of Lake Enigma
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作者：Andrew Paul

a siberian husky sits in the snow. it has piercing blue eyes and its ears are perked up
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作者：Laura Baisas

The anglerfish species Lophius piscatorius.
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作者：Laura Baisas

brain scans in pink, blue, and yellow
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作者：Laura Baisas

a long piece of fossilized dinosaur poop on the ground
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作者：Laura Baisas

An illustration of the amygdala, shown in red. It is a part of the brain’s limbic system and plays a key role in processing emotions.
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作者：Laura Baisas

A mother and calf West Indian manatee (Trichechus manatus latirostris) in Crystal River, Florida.
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作者：Laura Baisas

Marine fossils found at Neanderthal cave site
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作者：Andrew Paul

stone walls separating several small houses in ireland
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作者：Laura Baisas

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