Trans birds
Testosterone results in male-like behavior of female golden-collared manakins
Enero 30, 2019
How flexible are bird brains in response to hormones?
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Displaying 20 of 35 results.
Platypus crab
Fossil crab reveals a new branch in the tree of life
Abril 25, 2019
By taking on characteristics from another, younger stage in its life-cycle, this fossil crab was probably able to adapt to new conditions.
Parents Unknown
Mysterious Larvae Discovered in Panama’s Two Oceans
Mayo 14, 2019
These ghostly larvae float freely in seawater, while their parents live on the sea floor and usually go undetected. Genetic studies of larvae provide clues that there are more species to be discovered
Pheromone talk
The queen gets to keep her daughter
Mayo 23, 2019
Why did some bee species become social, while the majority have remained solitary? On Barro Colorado Island, a bee that adopts both strategies interchangeably, may unlock the evolutionary origins of sociality in insects
Hot Protection
Pathogens may have facilitated the evolution of warm-blooded animals
Junio 11, 2019
Fever may be less effective at repelling infections in cold-blooded creatures
Male or female
How does an intersex bee behave?
Marzo 10, 2020
A collaborative effort at Barro Colorado island described the daily rhythm of a rare half male-half female bee
Asymmetrical exchange
Unequal migration across the land-bridge millions of years ago
Octubre 06, 2020
The disproportionate extinction of South American mammals when the Americas collided is still evident today
Foster care
Baby vampire bat adopted by mom’s best friend
Febrero 09, 2021
The strong relationship formed between two female adult vampire bats may have motivated one of the bats to adopt the other’s baby.
Rearing Cicadas
The path toward discovering a new species of Cicada
Mayo 27, 2021
Annette Aiello has a natural history radar system that most of us lack. An observation of an insect exoskeleton on a potted plant may lead to the identification of a new insect species.
Deceiving plumage
Female Hummingbirds look like males to avoid harassment
Agosto 31, 2021
Colorful female Jacobins in the wild may feed more frequently and for longer periods than their drab counterparts
