A pair of researchers at Central Michigan University has found that cichlid fish that brood their young in their mouths eat up to 40% of their offspring. For their paper published in the journal Biology Letters, Jake Sawecki ...
A new study of huntsman spiders links evolutionary lineages with life history traits, providing patterns for predicting social behaviors in other less-studied species. Sociality is very rare in spiders—only five out of ...
Evolution
Jun 6, 2022
0
59
A mathematical model that describes how cells change their shape during movement suggests that the movement is mainly driven by the contraction of the skeletal proteins, called "myosin." The new model developed at Penn State ...
Mathematics
May 17, 2022
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53
Parents face a trade-off between putting resources into their offspring versus using resources to enhance their chances of survival so they can have more offspring. The best allocation of resources depends on age. More experienced ...
Plants & Animals
Feb 15, 2022
1
54
Human children are known for their sensitivity to social cues (such as eye-gaze and joint attention) more so than other primates. While most research on joint attention (two people focused on the same object) has focused ...
Social Sciences
Jan 31, 2022
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26
Researchers from KeyGene and Wageningen University & Research (WUR), in collaboration with colleagues from Japan and New Zealand, have discovered a gene that will make it possible to produce seeds from crops that are genetically ...
Plants & Animals
Jan 6, 2022
0
130
A team of researchers from the University of California's Institute of Marine Sciences, Institut des Neurosciences Paris-Saclay and the University of Lyon has found that mother elephant seals are able to distinguish their ...
When it comes to motherhood, orangutans are animals of distinction. An orangutan mother will stay in close contact with her baby for up to nine years—longer than almost all mammals other than humans. Much like humans, orangutans ...
Plants & Animals
Dec 10, 2021
0
636
Mothers: they bring you into this world, shower you with care, and help you build up a mind map of local foraging sites while you're still a flightless pup latched to their nipples.
Plants & Animals
Nov 25, 2021
0
926
An international team of researchers has found that some parasitic bird embryos move around more in their eggs than other species, which makes them stronger when they hatch. In their paper published in Proceedings of the ...
