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Image of the Day

Image of the Day: Stink Flirting
Image of the Day: Stink Flirting
Amy Schleunes | Apr 17, 2020
Male lemurs secrete aldehydes from their wrist glands that may make them more attractive to females during the breeding season.
Image of the Day: Protodogs
Image of the Day: Protodogs
Amy Schleunes | Mar 4, 2020
An analysis of microwear patterns in fossilized canid teeth supports the theory that early dogs and wolves had distinct diets.
Image of the Day: Olfactory Capacities
Image of the Day: Olfactory Capacities
Amy Schleunes | Apr 15, 2020
Most small amphibious mammals have a diminished sense of smell, a quality that likely arose because of a tradeoff with thermoregulation capacities that allowed them to conserve heat in aquatic environments.
Image of the Day: Structural Colors
Image of the Day: Structural Colors
Amy Schleunes | Apr 14, 2020
The films coating buckeye butterflies’ wing scales vary in thickness, creating a broad spectrum of iridescent colors.  
Image of the Day: Bear Sinuses
Image of the Day: Bear Sinuses
Amy Schleunes | Apr 10, 2020
A new study finds that the extinct European cave bear’s large sinuses represent a tradeoff between hibernation length and the flexibility of their diets.
Image of the Day: Defective Cilia
Image of the Day: Defective Cilia
Amy Schleunes | Apr 7, 2020
Super-resolution imaging identifies abnormalities in the hair-like protrusions on a cell’s surface and may help facilitate earlier detection of primary ciliary dyskinesia.
Image of the Day: Biomimetic Arteries
Image of the Day: Biomimetic Arteries
Amy Schleunes | Apr 6, 2020
A newly engineered synthetic blood vessel offers a novel platform for developing drugs that treat high blood pressure.
Image of the Day: Lion Cam
Image of the Day: Lion Cam
Amy Schleunes | Apr 2, 2020
A wildlife camera trap survey of critically endangered West African lions finds they have no preference for parks over trophy-hunting areas, possibly because of poor habitat quality in the no-hunting zones.
Image of the Day: Early Bilaterian
Image of the Day: Early Bilaterian
Amy Schleunes | Mar 31, 2020
The newly described Ikaria wariootia was a small, wormlike creature that marked an important evolutionary step between early multicellular organisms and more complex modern animals.

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