The introduction of invasive species leads to a decline in certain native species: a team of researchers has managed to show that 11% of the global phylogenetic diversity of birds and mammals, in other words their accumulated evolutionary history, is threatened by biological invasions.
Wild pigs (Sus scrofa), one of the most widely distributed mammals on the planet, have gained notoriety in recent decades due to their devastating impacts to agricultural crops and threats to species of conservation concern. Recent findings of a team of researchers from the Un
It’s been estimated that half to two-thirds of the world’s vertebrate populations, from birds and marine animals to elephants, frogs and snakes, have declined over the past five decades.
Experts fear species decline after huge number of deaths on Henderson and Cocos. More than half a million hermit crabs have been killed after becoming trapped in plastic debris on two remote island groups, prompting concern that the deaths could be part of a global species decline.