In most animals, body size shrinks when food becomes scarce, but some parts are protected from shrinkage. In humans without enough food, the body becomes small, but the size of the head stays the same, hinting at biological ...
Plants & Animals
May 16, 2019
0
81
As you bite into a chocolate bunny or egg this weekend, consider this: rabbits often eat their own young, and hens their own eggs.
Plants & Animals
Apr 16, 2019
11
374
Warming temperatures in cold places are causing plants to flower earlier, according to a new study.
Ecology
Dec 18, 2018
0
49
Approximately 117 million more people could face water shortages if global temperatures increase 2 degrees Celsius above pre-industrial levels compared to a 1.5-degree Celsius increase in temperatures, a new study suggests.
Earth Sciences
Oct 2, 2018
0
355
Growing global food demand, climate change, and climate policies favoring bioenergy production are expected to increase pressures on water resources around the world. Many analysts predict that water shortages will constrain ...
Environment
Apr 20, 2018
2
103
Cooperatively breeding mammal species, such as meerkats and naked-mole rats, where non-breeding helpers assist breeding females in raising their offspring, are better able to cope with living in dry areas than related non-cooperative ...
Plants & Animals
Jan 24, 2017
0
21
Movement of migratory birds is closely linked to seasonal availability of resources. The birds locate the areas with the most resources across continents. Researchers from the Center for Macroecology, Evolution and Climate, ...
Plants & Animals
Jan 4, 2017
0
11
A key concept in Darwin's theory of evolution which suggests nature favours larger females that can produce greater numbers of off-spring must be redefined according to scientists behind ground-breaking research published ...
Plants & Animals
Nov 3, 2015
77
152
Researchers report that as the world population increases and food demand has grown, globalization of trade has made the food supply more sensitive to environmental and market fluctuations. This leads to greater chances of ...
Environment
May 11, 2015
12
246
Assessing the risk posed to aquatic organisms by the discharge of certain steroids and pharmaceutical products into waterways is often based on a belief that as the compounds degrade, the ecological risks naturally decline.
Environment
Sep 26, 2013
0
0
