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Mammals News
August 7, 2020

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Top Headlines
 

Study Finds High Levels of Toxic Pollutants in Stranded Dolphins and Whales

Researchers examined toxins in tissue concentrations and pathology data from 83 stranded dolphins and whales from 2012 to 2018. They looked at 11 different animal species to test for 17 different ...

Why the 'Wimpy' Y Chromosome Hasn't Evolved out of Existence

The Y chromosome has shrunken drastically over 200 million years of evolution. Even those who study it have used the word 'wimpy' to describe it, and yet it continues to stick around. An Opinion ...

Herbicide Harming Marsupial Health and Development, Research Finds

Researchers exposed the adult female tammar wallabies to atrazine contaminated water throughout pregnancy, birth and lactation to help establish the extent of harm being caused by the chemical. They ...

Whale Airway Mucus Reveals Likely Poor Health During Migration

Researchers have linked the burden of humpback whales' annual migration to depleted microbial diversity in their airways - an indicator of overall ...
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Researchers Boost Koala Spotting System

Researchers have published an improved and innovative method for estimating the number of koalas in an area detected by using drones and an artificial intelligent algorithm as they continue the quest ...

Researchers conducted a first-of-its-kind study designed to investigate brain connectivity in 130 mammalian species. The intriguing results, contradicting widespread conjectures, revealed that brain ...

Michigan Coyotes: What's for Dinner Depends on What the Neighbors Are Having

Michigan coyotes in most of the Lower Peninsula are the ''top dogs'' in the local food chain and can dine on a wide variety of small animals, including rabbits and rodents, along ...

Baleen Whales Have Changed Their Distribution in the Western North Atlantic

Researchers using passive acoustic recordings of whale calls to track their movements have found that four of the six baleen whale species found in the western North Atlantic Ocean -- humpback, sei, ...

For Chimpanzees, Salt and Pepper Hair Not a Marker of Old Age

Silver strands and graying hair is a sign of aging in humans, but things aren't so simple for our closest ape relatives --the chimpanzee. A new study found graying hair is not indicative of a ...

Researchers Cast Doubt on Earlier COVID-19 Origins Study Citing Dogs as Possible Hosts

A study published earlier this year claiming the coronavirus may have jumped from dogs to humans is scientifically flawed, offering no direct evidence to support its conclusions, according to a ...

Avian Speciation: Uniform Vs. Particolored Plumage

Although carrion crows and hooded crows are almost indistinguishable genetically, they avoid mating with each other. Researchers have now identified a mutation that appears to contribute to this ...

When Calling Loudly, Echolocation Is Costly for Small Bats

Calling in the ultrasonic range enables small bats to orient themselves in the dark and track down insects. Louder calls travel farther, improving a bat's ability to detect their prey. It was ...

Bat Research Critical to Preventing Next Pandemic

The current SARS-CoV-2 pandemic has a likely connection to bats, and the next viral outbreak probably will too. A recent review calls for more research into bats' molecular biology and their ...

A groundbreaking study is the first to analyze the relationship between group behaviors, group type, group dynamics, and kinship of beluga whales in 10 locations across the Arctic. Results show that ...

Bats Offer Clues to Treating COVID-19

Bats carry many viruses, including COVID-19, without becoming ill. Biologists are studying the immune system of bats to find potential ways to 'mimic' that system in ...

15-Foot-Long Skeleton of Extinct Dolphin Suggests Parallel Evolution Among Whales

A report offers a detailed description of the first nearly complete skeleton of an extinct large dolphin, discovered in what is now South Carolina. The 15-foot-long dolphin (Ankylorhiza tiedemani ...

'Bystander Effect' Not Exclusive to Humans

A rat is less likely to help a trapped companion if it is with other rats that aren't helping, according to new research that showed the social psychological theory of the ''bystander ...

Animals Who Try to Sound 'Bigger' Are Good at Learning Sounds

Some animals fake their body size by sounding 'bigger' than they actually are. Researchers studied 164 different mammals and found that animals who lower their voice to sound bigger are ...

Coconut Confusion Reveals Consumer Conundrum

Coconut oil production may be more damaging to the environment than palm oil, researchers ...

Why It's No Last Orders for the Tequila Bat

Scientists studying the 'near threatened' tequila bat, best known for its role in pollinating the Blue Agave plant from which the drink of the same name is made from, have analyzed its DNA ...

Grassroots Dog Vaccinations Can Help Stop Rabies, but Not Alone

While scientists are trying to find a vaccine for COVID-19, the rabies virus continues to kill 59,000 people every year. But unlike COVID, a vaccine has existed for more than a century. Vaccinating ...

Twenty-Year Study Tracks a Sparrow Song That Went 'Viral

With the help of citizen scientists, researchers have tracked how one rare sparrow song went ''viral'' across Canada, traveling over 3,000 kilometers between 2000 and 2019 and ...

Study Confirms Ultra Music Festival Likely Stressful to Fish

A new study found that the Ultra Music Festival was likely stressful to ...

How to Bring Conservation Messaging Into Wildlife-Based Tourism

A new study suggests that wildlife-based tourism operators should be key partners in educating and inspiring tourists to take informed conservation action. The study introduces a toolbox of ideas for ...

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