Early human foragers may have relied on eating the partially digested vegetable matter, called digesta, found in the stomachs and digestive tracts of bison and other large game herbivores.
Archaeology
Apr 24, 2023
0
91
Scientists from Swansea University and the University of Cape Town have tracked social grooming behavior in wild baboons using collar-mounted accelerometers.
Plants & Animals
Apr 21, 2023
0
11
Most grasshoppers can fly and some, notably locusts, can travel thousands of kilometers.
Ecology
Apr 13, 2023
0
2
The intestinal or gut barrier is crucial for nutrient absorption and preventing harmful substances from leaking into the blood stream. Under diseased conditions, the disruption of the gut barrier may increase its permeability ...
Bio & Medicine
Apr 13, 2023
0
9
Two new studies involving UC Santa Cruz researchers are shedding light on the challenges facing local pumas where humans are encroaching on their natural habitats.
Plants & Animals
Mar 29, 2023
0
29
With CRISPR-Cas9 technology, humans can now rapidly change the evolutionary course of animals or plants by inserting genes that can easily spread through entire populations. Evolutionary geneticist Asher Cutter proposes that ...
Evolution
Mar 28, 2023
1
119
Marine heat waves are damaging reef ecosystems around Australia, but while the tropical north has received the lion's share of the attention to date, we equally need to worry about the temperate south.
Ecology
Mar 23, 2023
0
21
The small size and isolation of the endangered population of Southern Resident killer whales in the Pacific Northwest have led to high levels of inbreeding. This inbreeding has contributed to their decline, which has continued ...
Ecology
Mar 20, 2023
0
80
The Tibetan Plateau, the highest and largest plateau above sea level, is one of the harshest environments settled by humans. It has a cold and arid environment and its elevation often surpasses 4000 meters above sea level ...
Evolution
Mar 17, 2023
0
362
The existing wildlife of a region is heavily shaped over generations by environmental factors and human activity. Activities like urbanization and hunting are known to reduce wildlife populations. However, some cultural or ...
Plants & Animals
Mar 14, 2023
0
13
