Color differences
Mysteries of a golden beetle
Octubre 24, 2018
Human sisters may look extremely different from one another. What does that have to do with gold, black and red beetles?
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Displaying 20 of 117 results.
Killer Whales
First study of humpback whale survivors of killer whale attacks in the Southeastern Pacific
Noviembre 07, 2018
Attacks on humpback whales may be on the rise, according to an analysis of scars on humpback whales published in Endangered Species Research.
Drop Your Weapons!
Autotomy, the shedding of a body part, reveals the hidden cost of conflict
Noviembre 16, 2018
Not only does it take energy to make weapons, it may take even more energy to maintain them. Because leaf-footed bugs drop their legs, it is possible to measure how much energy they allocate to maintaining this appendage that males use to fight other males.
Frog Sex in the City
Urban tungara frogs are sexier than forest frogs
Diciembre 10, 2018
How do animals adapt to urban environments? In the case of the Tungara frog, city males put on a more elaborate display than males in forested areas.
VAT Fat
The Evolution of Obesity
Enero 29, 2019
The epidemic of obesity-related diseases such as heart disease and type-2 diabetes may be a result of an advantageous process gone awry as the body stores excess energy as visceral adipose tissue, fat surrounding the internal organs in the abdomen.
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?
Smithsonian Year of Music
Where science meets music: a banjo player listens for the songs of katydids
Abril 17, 2019
What do playing the banjo and recording katydids have in common? We join Sharon Martinson on Barro Colorado Island to find out.
Hormone Hang-Ups
Parasitoid Wasps may turn spiders into zombies by hacking their internal code
Abril 26, 2019
Parasitoid wasps lay their eggs on a spider’s back. This team proposes that by injecting the spider host with the molting hormone, ecdysone, the wasp induces the spider to make a special web for the wasp’s pupa.
President’s Prize
For the Love of Forests
Julio 25, 2019
Kristina Anderson-Teixeira receives the Presidential Early Career Award for Scientists and Engineers (PECASE) for her work on the effects of climate change on the worlds’ forests.
Approach angle
Bats use leaves as mirrors to find their prey in the dark
Agosto 09, 2019
Bats can find motionless insects on leaves in the dark. This was thought to be impossible, because the acoustic camouflage provided by the leaves should confuse their echolocation system. Inga Geipel and colleagues discovered how they overcome this problem.
