A recent study from researchers in Canada and Germany has revealed that an unlikely event, occurring over 12 million years ago, played an important role in shaping one of Canada's most damaging invasive species.
Evolution
Dec 8, 2023
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120
Headlamps alone illuminated the trail bisecting the Costa Rican rainforest. Having waded the black of the Tirimbina reserve so often before, Gilbert Barrantes, Laura Segura Hernández and Diego Solano Brenes knew the routine.
Plants & Animals
Nov 27, 2023
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1
Jumping spiders (Salticidae) are a recently evolved family of spiders. They are known for their distinctive large eyes and ability to jump long distances relative to their small size. Australia has about 1,200 to 1,500 species ...
Evolution
Sep 21, 2023
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61
Sitting calmly in their webs, many spiders wait for prey to come to them. Arachnids along lakes and rivers eat aquatic insects, such as dragonflies. But, when these insects live in mercury-contaminated waterways, they can ...
Plants & Animals
Sep 13, 2023
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134
In a new study led by the laboratories of Prof. Prashant Sharma of the University of Wisconsin-Madison, and Dr. Efrat Gavish-Regev of the Hebrew University of Jerusalem, a team of researchers has uncovered the mysteries surrounding ...
Plants & Animals
Sep 11, 2023
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134
Being wary of gifts from males of the species takes on a new meaning among a South American spider species known to woo females with silk-wrapped food parcels.
Plants & Animals
Aug 17, 2023
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23
An extremely rare collection of 160-million-year-old sea spider fossils from Southern France are closely related to living species, unlike older fossils of their kind.
Paleontology & Fossils
Aug 17, 2023
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54
Jason Dunlop, curator of Arachnida and Myriapoda at the Museum für Naturkunde, in Berlin, has identified a spider held at the museum for several years. In his paper published in the journal PalZ, he describes the features ...
In males of many species, it pays to identify females that are nearing maturity to be the first in line for mating. Now researchers reporting in the journal iScience have found a remarkable example: male spider mites guard ...
Plants & Animals
Jul 7, 2023
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335
Researchers from the National Astronomical Observatories of the Chinese Academy of Sciences (NAOC) and their collaborators at home and abroad have discovered a binary pulsar with a 53-minute orbital period using the Five-hundred-meter ...
Astronomy
Jun 27, 2023
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97
