Mammals were not the first to be warm-blooded
Endothermy, or warm-bloodedness, is the ability of mammals and birds to produce their own body heat and control their body temperature......»»
How Culturally Significant Mammals Tell the Story of Social Ascension for Black Americans
Juneteenth offers an opportunity to reflect on the wildlife linked to a people’s transformation -- Read more on ScientificAmerican.com.....»»
Are new corals in Sydney dangerous invaders or harmless refugees?
Worsening environmental pressures, such as higher sea temperatures, are causing the catastrophic loss of coral cover around the globe. As the waters of the Great Barrier Reef warm, subtropical corals are heading south in search of cooler waters......»»
Black Carbon From Rocket Launches Will Heat the Atmosphere
Researchers say that the rising number of space launches around the world will warm parts of the atmosphere and thin the ozone layer......»»
Heatwaves kill animals, but new research shows the survivors don"t get off scot-free
Extreme heat waves can cause birds and mammals to die en masse. But it's more common for an animal to experience relatively mild heat stress that doesn't kill it. Our new findings suggest that unfortunately, these individuals can suffer long-term hea.....»»
One of Australia"s tiniest mammals is heading for extinction, but you can help
They weigh around 15 grams, the same as a 50 cent coin. They devour vast quantities of insects. And they're in real trouble......»»
Palaeontologist reveals a dinosaur belly button using laser imaging
Paleontologists have set a new record for the oldest belly button ever found in reptiles and mammals, after scientists from The Chinese University of Hong Kong (CUHK) and from around the world used a high-tech laser imaging technology to finally reve.....»»
A huge Atlantic ocean current is slowing down—if it collapses, La Niña could become the norm for Australia
Climate change is slowing down the conveyor belt of ocean currents that brings warm water from the tropics up to the North Atlantic. Our research, published today in Nature Climate Change, looks at the profound consequences to global climate if this.....»»
Why US gun violence spikes in warm weather
From the Texas school massacre to a Tulsa hospital shooting and many less-reported incidents, a recent spate of gun violence across America bears out a trend police departments have long sworn by: murders go up in warmer weather......»»
The best horror movies on Amazon Prime (June 2022)
Don't let the warm summer nights get in the way of your desire to feel a few chills of terror. These are the best horror movies you'll find on Prime Video......»»
Managing habitat for flowering plants may mitigate climate effects on bee health
Warm, wet weather conditions and changing climate negatively influence the nectar intake and nutritional health of honey bees, but maintaining large tracts of grassy natural habitat with flowering plants around apiaries may help to mitigate the detri.....»»
The secret to a longer lifespan? Gene regulation holds a clue
Natural selection has produced mammals that age at dramatically different rates. Take, for example, naked mole rats and mice; the former can live up to 41 years, nearly ten times as long as similar-size rodents such as mice......»»
Is my dog too cold? How cold is too cold for a walk? Here"s how to tell
As winter sets in, you might be wondering: how do you know if your dog is warm enough? And how cold is too cold to take them for a walk?.....»»
Rethinking air conditioning amid climate change
ACs and refrigerators help keep people safe—but they also further warm the planet. Enlarge (credit: Jupiter Images | Getty) It was a monumental day for the environmental movement more than 30 years ago when all 198 countries.....»»
Hummingbirds may struggle to go any further uphill
Any animal ascending a mountain experiences a double whammy of impediments: The air gets thinner as it also becomes colder, which is particularly problematic for creatures struggling to keep warm when less oxygen is available. For tiny animals with t.....»»
The timing of warm period determines the time interval between flowering and leaf unfolding
Warming-induced shifts in vegetation phenology have substantially affected the terrestrial energy balance as well as carbon and water cycles, which in turn exert biophysical and biogeochemical feedback to the climate system. Spring phenology of tempe.....»»
Human or seal? Who has the best underwater hearing?
Millions of years ago, all mammals lived on land, but at some point, several species left land and evolved to a life in the sea: think of seals and whales, which today are adapted to life under water......»»
Human influence is the culprit for warm and wet winters in northwest Russia
During the smoldering hot days of summer, people miss the cool breeze of winter. Both intense cold and heat are unbearable, but warm and wet winters also lead to problems. For example, northwest Russia experienced the warmest and wettest 2019/20 wint.....»»
DeepSqueak tool identifies marine mammal calls
Lurking beneath the ocean's surface, marine mammals use sound for navigation, prey detection, and a wide range of natural behaviors. Passive acoustic data from underwater environments can provide valuable information on these animals, such as their p.....»»
Researchers identify 63 animals most likely to go extinct by 2041, offer preservation approaches
It feels a bit strange to publish a paper that we want proved wrong—we have identified the 63 Australian birds, mammals, fish, frogs and reptiles most likely to go extinct in the next 20 years......»»
Proposed global initiative to study female health across species
Giraffes have the highest blood pressure of all mammals—up to 300/200, more than double that of a typical human. But pregnant giraffes don't suffer from pre-eclampsia, a dangerous disorder caused by hypertension......»»