Almost a third of the population or some 200 elephants in the national park in northern Cameroon were killed by poachers and the massacre is still going on, according to a wildlife protection group.
The North Atlantic right whale species (Eubalaena glacialis) studied in the Bay of Fundy in Canada, is listed as endangered.
Scientists warned that in two decades time some forty five rare species of animals in Australia would go extinct unless countermeasures is in place to stop the threats.
According to a report which follows from an earlier study on the health on coral reefs, more than 90 percent of reefs will be threatened by 2030.
The Quechan Indian Tribe sued the United States government over its approval of a second Tessera power plant, contending that the 709 megawatt Imperial Valley Solar Project would harm the flat tailed horned lizard, an animal proposed for endangered species protection.
The waters off China, the Mediterranean Sea and the Gulf of Mexico have been featured in the the top five regions in terms of biodiversity according to the preliminary census published in the open access Public Library of Science. It is a result of a 10-year project by 360 scientists at a cost of US$ 650 million dollars.
Like humans, the light skinned whales seemed to have the most difficulty dealing with the sun. Blue whales had more severe skin damage than their darker skinned counterparts, fin whales and sperm whales, even though the latter spend so much time at the surface.
While the global spotlight has put much attention on the plight of the bluefin tuna, many species of high value sharks are in even more dire straits say marine biologists.
In March the UN sponsored Convention on the International Trade in Endangered Species (CITES) rejected a ban on the international trade in Atlantic bluefin tuna, which had been strongly opposed by Japan.