C. Hennig. How many bee species? A case study in determining the number of clusters. In Data Analysis, Machine Learning and Knowledge Discovery, M. Spiliopoulou, L. Schmidt-Thieme, R. Janning (eds.), Springer, Berlin, 41-49, 2013....
aWhich human factor most seriously threatens the survival of animals? 正在翻译,请等待...[translate] aHabitat destruction. 正在翻译,请等待...[translate] aHow many species of birds, mammals, invertebrates, and plants are endangered? 正在翻译,请等待...[translate]...
where we investigated a largely unregulated, growing honeybee density in an area of rich wild bee diversity. Based on an inventory of 462 wild bee species documented since 1990 in Vienna and the information of apiary locations gathered with the support of the beekeeping community, we created a g...
How did the Earth get so many species (物种)? For thousands of years, people wondered. In the 1840s,one naturalist had an idea. His name was Charles Darwin. He spent his whole life studying animals and insects (昆虫). Darwin thought that new species developed slowly, as populations of ...
All three species can be found in a small area of a few square-kilometers; although no syntopic occurrence was recorded.doi:10.5431/aramit4105Günther RaspotnigJürgen GruberChristian KomposchReinhart SchusterIvo KaramanArachnologische Gesellschaft (ARAGES)Arachnologische Mitteilungen...
It is a natural process of animal species to become extinct (e.g. dinosaurs, dodos etc.). There is no reason why people should try to stop this from happening. Do you agree or disagree? Give reasons for your answer and include any relevant examples from your own knowledge or experience....
Carpenter Bee Sweat/Honey Bee The Dangers of Bee Infestation Setting up of abeehive inside or near your house can be dangerousbecause it ensures a constant presence of many flying insects inside and around your house. One single bee colony usually contains around 8,000 to 60,000 bees, and ...
How Many Species Of Mammals Are There? We've done the research! Jump in to read about the ultimate mammals!
The boreal forest exists in the northern part of the world, south of the tundra. In some parts of the boreal forest, there is snow on the ground for up to 10 months of the year, making life here difficult for plants and animals. For this reason, the variety of animals found ...
species. Shepherd finds that while awareness of honeybees is high, there is less general knowledge about the diversity, lifestyles and habitat needs of our native bee species. Keep reading to catch the buzz on why native bees matter, why they’re in danger, what types of bees are out ...