3D mouth of an ancient jawless fish suggests they were filter-feeders, not scavengers or hunters
Early jawless fish were likely to have used bony projections surrounding their mouths to modify their mouth shape while they collected food.
Early jawless fish were likely to have used bony projections surrounding their mouths to modify their mouth shape while they collected food.
Evolution
Apr 10, 2024
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96
Several similar large, fossilized bone fragments have been discovered in various regions across Western and Central Europe since the 19th century. The animal group to which they belonged is still the subject of much debate ...
Evolution
Apr 9, 2024
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196
Scientists are amazed at the discovery of a bristle worm with such sharp-seeing eyes that they can measure up to those of mammals and octopuses. Researchers from the University of Copenhagen and Lund University suspect that ...
Plants & Animals
Apr 8, 2024
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72
New research at Åbo Akademi University, Finland, has managed to circumvent previous challenges in finding out how microalgae adapt to global warming by studying up to 60-year-old microalgae cells from the Archipelago Sea. ...
Evolution
Apr 8, 2024
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285
Dolphins and whales use sound to communicate, navigate and hunt. New research suggests that the collections of fatty tissue that enable toothed whales to do so may have evolved from their skull muscles and bone marrow.
Plants & Animals
Apr 8, 2024
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89
Frogs display a remarkable diversity of species as a whole, but does the same hold true for their visual abilities? A new study led by York University's Faculty of Science has sought to answer this question by collaborating ...
Plants & Animals
Apr 4, 2024
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102
The sunflower family tree has revealed that flower symmetry evolved multiple times independently, a process called convergent evolution, among the members of this large plant family, according to a new analysis. The research ...
Plants & Animals
Apr 3, 2024
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186
Nitrogen is a nutrient essential for all life on Earth. Although nitrogen gas (N2) is plentiful, it is largely unavailable to most organisms without a process known as nitrogen fixation, which converts dinitrogen to ammonium—a ...
Evolution
Apr 3, 2024
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319
Passion fruit (Passiflora edulis), renowned for its nutritional richness and aromatic fruits, is widely cultivated in tropical and subtropical regions. Passion fruit can not only be harvested year-round but also can be used ...
Evolution
Apr 3, 2024
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0
A genomic study of human and selected nonhuman primate centromeres has revealed their unimaginable diversity and speed of evolutionary change.
Evolution
Apr 3, 2024
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44