Researchers from the Australian National University point out in the journal Biology Letters that medium-sized mammals could be more doomed to extinction than larger or smaller species.
The Intergovernmental Panel on Climate Change (IPCC) has just released a devastating report on the future consequences of climate change. The study, conducted by more than 300 lead authors assisted by over 2,000 other peer reviewers and contributing authors, was recently presented in the Japanese city of Yokohama.
This set of 36 micronesian islets located around an interior lagoon became famous after being chosen by the US Army as an experimental target for 23 atomic bombs - including the first hydrogen bomb - from 1946 to 1958.
The common swallow (Hirundo rustica) has been declared bird of the year by the Spanish Society of Ornithology SEO / BirdLife. This has been decided by said non-governmental organization, in charge of ensuring the preservation of avian populations, essential for ecological balance. The historic neighbor of the human being, which has ended up nesting exclusively under the protective buildings erected by it, is nevertheless exposed to the threat of its insecticides, which reduce its reproductive potential and eliminate its main source of food, insects. The progressive abandonment of rural areas and new architectural styles have also contributed to the critical decline in the swallow population throughout the European continent.
The common swallow (Hirundo rustica) has just been named the Bird of the Year 2014 by the SEO / BirdLife organization. And his choice was not at all accidental. In the last 10 years we have lost 10 million individuals of this precious species. We tell you all the details in this photo gallery.
Seven times bigger than human. This is the genome of the most important commercial tree species in the United States, the taeda pine (Pinus taeda), which has just been sequenced by a team of scientists from the University of California. "It's a great genome. But the The challenge has not been only to collect the sequence data.
More than a thousand species of sea anemones are known, aquatic organisms equipped with poisonous tentacles (through cells called cnidocytes they can inject paralyzing neurotoxins) that usually attach themselves to rocky bottoms.
Danni Büchner is invited to Sam Dylan's Halloween party. But the "Goodbye Germany" emigrant has no desire for many other party guests. And find clear words.
