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Search results for vertebrate

Cell & Microbiology Feb 29, 2024

The Golgi organelle's ribbon structure is not exclusive to vertebrates, contrary to previous consensus

Researchers report February 29 in the journal Cell Reports that the Golgi ribbon, an organelle structure previously thought to be exclusive to vertebrates, is also present in animal taxa, including mollusks, earthworms, and ...

Plants & Animals Feb 27, 2024

A 12 mm fish produces 140-decibel sound to communicate in turbid waters

An international research team, along with Senckenberg scientist Dr. Ralf Britz, has studied Danionella cerebrum, a small species of fish with a length of no more than 12 millimeters. Despite its diminutive size, the fish ...

Plants & Animals Feb 26, 2024

Native animals are easy prey after a fire. Could artificial refuges save them?

Australia is home to some of the most spectacular and enigmatic wildlife on Earth. Much of it, however, is being eaten by two incredibly damaging invasive predators: the feral cat and the red fox.

Environment Feb 23, 2024

Forever chemicals reach extraordinary levels in wildlife at Holloman Air Force Base

A team of researchers from The University of New Mexico's Museum of Southwestern Biology (MSB) have reported unexpectedly high levels of chemical contamination in wild birds and mammals at Holloman Air Force Base, near Alamogordo, ...

Evolution Feb 21, 2024

Sea lamprey offers clues to how the brains of vertebrates evolved

The sea lamprey, a 500-million-year-old animal with a sharp-toothed suction cup for a mouth, is the thing of nightmares. A new study from the Stowers Institute for Medical Research discovered that the hindbrain—the part ...

Ecology Feb 20, 2024

Unlocking the energetic secrets of collective animal movement: How group behavior reduces energy costs in fish

Many animals, including apex predators, move in groups. We know this collective behavior is fundamental to the animal's ability to move in complex environments, but less is known about what drives the behavior because many ...

Evolution Feb 20, 2024

Early natural selection in vertebrates: Bitterling embryos perform somersault to secure hold on mussel host

Even embryos can become embroiled in an evolutionary arms race with another species. Leiden biologists demonstrate this with larvae of the rosy bitterling that parasitize the gills of freshwater mussels. They published their ...

Paleontology & Fossils Feb 19, 2024

Why two prehistoric sharks found in Ohio got new names

Until recently, Orthacanthus gracilis could have been considered the "John Smith" of prehistoric shark names, given how common it was.

Plants & Animals Feb 16, 2024

Flea toad may be world's smallest vertebrate

A trio of biologists at Universidade Estadual de Santa Cruz, in Brazil, has verified that a tiny frog, Brachycephalus pulex, also known as the Brazilian flea toad, which is found only in southern Brazil, is not only the world's ...

Evolution Feb 15, 2024

Ancient retroviruses played a key role in the evolution of vertebrate brains, suggest researchers

Researchers report in the journal Cell that ancient viruses may be to thank for myelin—and, by extension, our large, complex brains.

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