Bumblebee colonies exposed to glyphosate are significantly affected in times of resource scarcity. Dr. Anja Weidenmüller, biologist at the Centre for the Advanced Study of Collective Behavior at the University of Konstanz, ...
Plants & Animals
Jun 2, 2022
0
1095
Altruistic behavior is often seen as an exclusively human characteristic. However, behavioral research has uncovered numerous examples of altruistic behavior in the animal kingdom. In a new study, researchers at the University ...
Evolution
May 30, 2022
2
950
Eye size likely plays a role in the contest between avian brood parasites—birds that lay their eggs in the nests of other species—and their hosts, who sometimes detect the foreign eggs and eject or abandon them, scientists ...
Plants & Animals
Sep 28, 2021
0
29
Abig event in the insect world is approaching. Starting sometime in April or May, depending on latitude, one of the largest broods of 17-year cicadas will emerge from underground in a dozen states, from New York west to Illinois ...
Plants & Animals
Mar 19, 2021
4
1326
In snowy plovers, females have overcome traditional family stereotypes. They often abandon the family to begin a clutch with a new partner whereas the males continue to care for their young until they are independent. An ...
Plants & Animals
Mar 11, 2021
1
74
Some birds lay their eggs in the nests of other bird species and let the host parents raise their young. A new study finds that in times of environmental flux, these brood parasites "diversify their portfolios," minimizing ...
Ecology
Aug 21, 2020
0
138
New research by Dr. Camilla Whittington and her team at the University of Sydney has found male seahorses transport nutrients to their developing babies during pregnancy. This discovery provides an opportunity for further ...
Plants & Animals
Jul 13, 2020
0
55
Brown-headed cowbirds show a bias in the sex ratio of their offspring depending on the time of the breeding season, researchers report in a new study. More female than male offspring hatch early in the breeding season in ...
Plants & Animals
Jun 24, 2020
1
88
Scroungers and parasites seem to show up in nature wherever life produces something useful, and that includes parental care. Among birds, for example, the practice of laying eggs in other birds' nests is surprisingly common.
Ecology
Oct 9, 2019
1
94
Researchers at the University of Illinois have shown through a multi-year study that cowbirds (Molothrus ater) conform to Bateman's Principle, which holds that reproductive success is greater in males than in females when ...
Plants & Animals
Sep 30, 2019
0
22
