The number of insects in Germany is declining rapidly - in the state of North Rhine-Westphalia alone, it has dropped by three-quarters within only 25 years. In a new study, biologists at Bielefeld University show the effects ...
Plants & Animals
Jul 31, 2017
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Males produce hundreds of thousands to hundreds of millions of sperm within a single ejaculate depending on the species. Does it matter then which sperm is actually fertilising the egg?
Evolution
Jul 10, 2017
0
369
There are around 550 different bee species in Germany. Most of them are solitary bees. They don't live in large beehives like the honeybee, but each female bee often builds multiple nests and feeds her offspring alone. Solitary ...
Ecology
Jul 6, 2017
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A study by scientists from the University of Cambridge has revealed how cooperative behaviour between insect family members changes how rapidly body size evolves – with the speed of evolution increasing when individual ...
Evolution
May 29, 2017
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Zoo officials in Washington are hoping to get panda mom Mei Xiang pregnant—again.
Plants & Animals
May 26, 2017
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5
A pair of researchers, one with Vrije Universiteit Brussel and the other Trier University in Germany has found that splash-back poison frog tadpoles willingly seek out any adult that comes near them to escape their cannibalistic ...
The Columbus Zoo and Aquarium in Ohio says it has euthanized a 29-year-old male polar bear after veterinarians determined he had liver cancer with limited treatment options.
Ecology
Apr 27, 2017
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3
Why do animals help raise offspring that aren't their own? A new study by an international team of researchers from Sweden, Canada and the UK shows that fish cooperate to raise another fish's offspring to reduce their own ...
Plants & Animals
Apr 19, 2017
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14
Having a social life comes at a cost for grey kangaroos, with 'mingling' mothers reducing the chances of survival for their offspring.
Plants & Animals
Apr 4, 2017
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76
Motherhood is full of challenges. Mums need to look after not only themselves but also their offspring: mothers make sure the young have good food, healthy and develop well, and they need to shelter the young from harsh environment, ...
Plants & Animals
Mar 29, 2017
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