Two red-tailed coral snakes have been observed competing over a caecilian in the first documented wild case of kleptoparasitism within the family Elapidae.
Plants & Animals
Mar 26, 2024
0
926
Paleontologists from the University of Zurich have announced the discovery of a new species of freshwater dolphin in the Peruvian Amazon region. Surprisingly, its closest living relatives can be found in the river dolphins ...
Paleontology & Fossils
Mar 20, 2024
0
5057
An international group of scientists, co-led by researcher Ariadna Mechó of the Barcelona Supercomputing Center—Centro Nacional de Supercomputación (BSC-CNS), observed 160 species on seamounts off the coast of Chile that ...
Plants & Animals
Apr 12, 2024
0
344
Researchers Yuta Sunakawa, Ko Mochizuki, and Atsushi Kawakita of the University of Tokyo have discovered the first orchid species pollinated by gall midges, a tiny fly species. This is the first documented case of an orchid ...
Plants & Animals
Mar 29, 2024
0
170
The blue antelope (Hippotragus leucophaeus) was an African antelope with a bluish-gray pelt related to the sable and the roan antelope. The last blue antelope was shot around 1800, just 34 years after it was first described ...
Plants & Animals
Apr 15, 2024
1
215
A team of environmentalists and zoologists affiliated with several institutions in Indonesia has confirmed that a tiger species once thought extinct is still living on the island of Java. In their study, published in the ...
A broader past could mean a brighter future for Canada lynx in the U.S., according to recent research. The study, published in the journal Biological Conservation, indicates that lynx might do well in the future in parts ...
Plants & Animals
Apr 1, 2024
0
140
When scientists and policymakers make tough calls on which areas to prioritize for conservation, biodiversity is often their top consideration. Environments with more diversity support a greater number of species and provide ...
Plants & Animals
Mar 25, 2024
0
294
A study reported in the journal acta ethologica has recorded the use of ultrasound by amphibians for the first time in South America. It also describes the first documented case of the use of ultrasound for defense against ...
Plants & Animals
Apr 4, 2024
1
391
A study by The University of Western Australia has unearthed a new species of subterranean ant that shares some traits with a well-known Harry Potter villain.
Plants & Animals
Apr 12, 2024
2
455
In biology, a species is:
There are many definitions of what kind of unit a species is (or should be). A common definition is that of a group of organisms capable of interbreeding and producing fertile offspring, and separated from other such groups with which interbreeding does not (normally) happen. Other definitions may focus on similarity of DNA or morphology. Some species are further subdivided into subspecies, and here also there is no close agreement on the criteria to be used.
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