Mammals with big brains tend to be less abundant in local areas than those with smaller brains, new research has shown.
Evolution
Dec 23, 2020
1
227
Males of many species slow down in their pursuit of females as they age. Not so with elephants. A new study published today reveals that bull elephants increase the energy they put into reproduction as they get older.
Plants & Animals
Jun 26, 2019
0
0
A new study suggests that the return of wolves to Yellowstone National Park is beginning to bring back a key part of the diet of grizzly bears that has been missing for much of the past century – berries that help bears ...
Ecology
Jul 29, 2013
2
0
As human densities increase around the world, wildlife species are becoming more nocturnal to compensate. These adaptations allow wildlife to live in human-altered habitats but may result in unseen costs. Researchers at the ...
Plants & Animals
Jan 3, 2024
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42
Scientists are studying the diets of the ocean's top predators as they change in response to their environments. This is because how much and what they eat can affect how ecosystems function.
Plants & Animals
Apr 14, 2023
1
244
A world without sharks is a world less resilient to extreme climate events, scientists say.
Ecology
Feb 26, 2021
0
398
Researchers studied ants in the Simpson Desert for 22 years and found that local changes in climate, such as long-term increases in rainfall, combined with human efforts to restore ecosystems, may have led to increased numbers ...
Plants & Animals
Jul 16, 2019
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77
Extermination of dingoes and the consequent loss of small mammals - not just overgrazing by livestock - have led to a rapid spread of woody shrubs across semi-arid Australia, a new study shows.
Ecology
Dec 5, 2016
0
200
A study of sea urchins from the Antarctic Peninsula has revealed an ability to adapt to changing conditions such as rising sea temperature and acidification. Writing in the Journal of Animal Ecology the authors set out to ...
Ecology
Dec 10, 2014
0
0
Relocated in small groups to experimental islands, lizards rapidly and repeatedly developed new chemical signals for communicating with each other. Free from the risk of predators and intent to attract potential mates, male ...
Plants & Animals
Apr 21, 2020
0
486
