When a gorilla group's silverback is close to the end of his reproductive years, females face a dilemma: Should they stay with him until he dies or leave him for another male? A team of researchers from the Max Planck Institute ...
Plants & Animals
Sep 11, 2019
0
541
Male lava lizards are sensitive to the timing of their opponents' responses during contest displays, with quicker responses being perceived as more aggressive, a study in Behavioural Ecology and Sociobiology suggests.
Plants & Animals
Sep 5, 2019
0
121
Manta rays form social relationships and actively choose their social partners, a new study has revealed. Research published today by scientists from the Marine Megafauna Foundation, Macquarie University and the University ...
Plants & Animals
Aug 23, 2019
0
421
From peacocks to butterflies and betta fish, mother nature never disappoints when it colors the males of a species. Which makes sense, in species with traditional sex roles, males are more involved in competing for mates, ...
Plants & Animals
Jul 8, 2019
0
0
The evolution of larger brain size in offspring is associated with the amount of paternal care in mammals, whereas higher fertility in the mothers is correlated with additional care support from individuals that are not the ...
Evolution
May 30, 2019
0
208
When it comes to wooing the 'ladies," it turns out male bottlenose dolphins seem to employ similar tactics to some human groups.
Plants & Animals
Mar 5, 2019
0
11
Sand fiddler crabs that reside in a burrow usually prevail if challenged by another, intruding crab, provided their claw pinching strength is similar to that of the competing crab, a study suggests.
Ecology
Feb 6, 2019
0
4
In humans, different social groups, cities, or regions often have distinct accents and dialects. Those vocal traits are not unique to us, however. A new study from the Woods Hole Oceanographic Institution (WHOI) has found ...
Plants & Animals
Dec 19, 2018
0
243
Males of many animal species have evolved extravagant signals to attract mates, but those signals also risk exposing males to predators and parasites. Researchers have generally hypothesized that natural selection favors ...
Plants & Animals
Dec 11, 2018
0
4
Blanding's turtle hatchlings need only the sun as their compass to guide them on their way to the nearest wetland—and a place of safety. This is according to John Dean Krenz of Minnesota State University in the US, lead ...
Ecology
Nov 9, 2018
0
8
