Category Archives: Medicinal News

Young Southern white rhinos may produce four distinct, context-dependent calls

Young Southern white rhinos may produce four distinct calls in differing behavioral contexts, according to a study published March 7, 2018 in the open-access journal PLOS ONE by Sabrina Linn and Marina Scheumann from the University of Veterinary Medicine Hannover and Serengeti-Park Hodenhagen, Germany, and colleagues.

Describing species' vocal repertoires can provide insights into how they...

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Adult chimpanzees play more than adult lowland gorillas in captivity

Play is more frequent in captive adult chimpanzees than in captive adult lowland gorillas, according to a study published March 7, 2018 in the open-access journal PLOS ONE by Giada Cordoni and Elisabetta Palagi from Univerity of Pisa in collaboration with Ivan Norscia from University of Turin.

In many adult animals, play is thought to reflect...

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When it comes to fuel efficiency, size matters for hummingbirds

A new U of T Scarborough study has found that when it comes to fuel efficiency, bigger is better for hummingbirds.

"In animals body size plays an important role in figuring out the amount of energy needed for movement," says Derrick Groom, lead author of the research and a former PhD student in Professor Ken Welch's...

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Ant raids: It’s all in the genes

Certain ants attack and enslave other species, and integrate their offspring into their own colonies in order to survive. Researchers at the Senckenberg Nature Research Society and the Johannes-Gutenberg University Mainz have recently discovered that the raids required to achieve this are controlled by different genes in each of several closely related ant species of...

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Mosquito brain atlas aims to reveal neural circuitry of behavior

A mosquito's head is about the size of a pencil tip, but it packs a dangerous punch: it is the delivery system for malaria, yellow fever, and Zika, among other blood-borne diseases. In most mosquito species, females are the more dangerous sex. They're the ones drinking -- and transferring -- blood.

Now, for the first time,...

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