Paleo in the News

Why bioabundance is just as important as biodiversity

New Scientist - Thu, 02/01/2024 - 01:00
The abundance of wild birds, fish, amphibians, reptiles and insects has drastically declined over the past 50 years, but the scale and seriousness of this loss is often lost when we focus on the number of species in an area
Categories: Fossils

Did dementia exist in ancient Greek and Rome?

Science Daily - Fossils - Wed, 01/31/2024 - 17:35
Did the ancient Greeks and Romans experience Alzheimer's? Medical texts from 2,500 years ago rarely mention severe memory loss, suggesting today's widespread dementia stems from modern environments and lifestyles, a new analysis shows.
Categories: Fossils

India's first snow leopard survey puts population at just 718

New Scientist - Wed, 01/31/2024 - 09:37
Officials set up almost 2000 camera traps covering 120,000 square kilometres to estimate the number of snow leopards in India’s mountainous regions
Categories: Fossils

Watch parrots use their beaks for a newly identified form of motion

New Scientist - Tue, 01/30/2024 - 18:01
Not only can parrots fly and walk, they can also swing along branches using their beaks, in a technique researchers are calling beakiation
Categories: Fossils

Scientists pinpoint growth of brain's cerebellum as key to evolution of bird flight

Science Daily - Paleontology - Tue, 01/30/2024 - 16:28
Evolutionary biologists report they have combined PET scans of modern pigeons along with studies of dinosaur fossils to help answer an enduring question in biology: How did the brains of birds evolve to enable them to fly?
Categories: Fossils

Scientists pinpoint growth of brain's cerebellum as key to evolution of bird flight

Science Daily - Dinosaurs - Tue, 01/30/2024 - 16:28
Evolutionary biologists report they have combined PET scans of modern pigeons along with studies of dinosaur fossils to help answer an enduring question in biology: How did the brains of birds evolve to enable them to fly?
Categories: Fossils

Scientists pinpoint growth of brain's cerebellum as key to evolution of bird flight

Science Daily - Fossils - Tue, 01/30/2024 - 16:28
Evolutionary biologists report they have combined PET scans of modern pigeons along with studies of dinosaur fossils to help answer an enduring question in biology: How did the brains of birds evolve to enable them to fly?
Categories: Fossils

Spider webs collect DNA that reveals the species living nearby

New Scientist - Tue, 01/30/2024 - 10:00
DNA analysis of spider webs from two locations in Australia identified dozens of vertebrate species, suggesting a new approach to wildlife monitoring
Categories: Fossils

Orangutan calls have an intricate structure resembling human language

New Scientist - Tue, 01/30/2024 - 02:06
Calls made by male orangutans to attract females have short sequences nested inside longer sequences – a feature called recursion that was thought to be unique to human language
Categories: Fossils

Strange virus-like replicators discovered in the human gut

New Scientist - Mon, 01/29/2024 - 12:11
A previously unknown type of replicating agent named "obelisks” has been found in genomic data from stool samples – but we know little about what these entities do
Categories: Fossils

How did humans learn to walk? New evolutionary study offers an earful

Science Daily - Paleontology - Mon, 01/29/2024 - 11:25
A new study, which centers on evidence from skulls of a 6-million-year-old fossil ape, Lufengpithecus, offers important clues about the origins of bipedal locomotion courtesy of a novel method: analyzing its bony inner ear region using three-dimensional CT-scanning. The inner ear appears to provide a unique record of the evolutionary history of ape locomotion.
Categories: Fossils

How did humans learn to walk? New evolutionary study offers an earful

Science Daily - Fossils - Mon, 01/29/2024 - 11:25
A new study, which centers on evidence from skulls of a 6-million-year-old fossil ape, Lufengpithecus, offers important clues about the origins of bipedal locomotion courtesy of a novel method: analyzing its bony inner ear region using three-dimensional CT-scanning. The inner ear appears to provide a unique record of the evolutionary history of ape locomotion.
Categories: Fossils

Newborn great white shark possibly seen in the wild for the first time

New Scientist - Mon, 01/29/2024 - 08:00
Drone footage filmed off the coast of California shows a 1.5-metre-long, entirely white great white shark pup, probably just hours old – something that has never been seen before
Categories: Fossils

Dinosaurs evolved feathers to scare prey, suggests robot experiment

New Scientist - Thu, 01/25/2024 - 10:00
Experiments with a robotic dinosaur suggest feathers may have evolved to startle prey into fleeing from hiding places, a strategy used by some modern birds
Categories: Fossils

Tiny marsupials sacrifice sleep for sex during the breeding season

New Scientist - Thu, 01/25/2024 - 10:00
Antechinus males only live for one breeding season, so they give up 3 hours of sleep a night during this short period before dying of exhaustion
Categories: Fossils

Owls may actually be able to turn their heads a full 360 degrees

New Scientist - Thu, 01/25/2024 - 09:00
Owls are famously good at rotating their heads, but now anatomical findings suggest they really could go a full 360 degrees without injuring themselves
Categories: Fossils

Exquisite Jurassic fossils reveal cannibalism in ancient fish

New Scientist - Thu, 01/25/2024 - 02:00
Three fossils of Pachycormus fish from the dinosaur era feature smaller members of the same species in their guts - perhaps showing how the animals got by when food was scarce
Categories: Fossils

DNA from preserved feces reveals ancient Japanese gut environment

Science Daily - Paleontology - Wed, 01/24/2024 - 15:45
DNA from ancient feces can offer archaeologists new clues about the life and health of Japanese people who lived thousands of years ago, according to a new study.
Categories: Fossils

DNA from preserved feces reveals ancient Japanese gut environment

Science Daily - Fossils - Wed, 01/24/2024 - 15:45
DNA from ancient feces can offer archaeologists new clues about the life and health of Japanese people who lived thousands of years ago, according to a new study.
Categories: Fossils

Ancient brown bear genomes sheds light on Ice Age losses and survival

Science Daily - Paleontology - Wed, 01/24/2024 - 12:28
The brown bear is one of the largest living terrestrial carnivores, and is widely distributed across the Northern Hemisphere. Unlike many other large carnivores that went extinct at the end of the last Ice Age (cave bear, sabretoothed cats, cave hyena), the brown bear is one of the lucky survivors that made it through to the present. The question has puzzled biologists for close to a century -- how was this so?
Categories: Fossils

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