Research is underway on a method of cryopreservation of African penguin sperm. The species is endangered so scientists believe that a sperm bank will help preserve a large gene pool, which will be helpful in the possible reconstruction of the species in the natural environment.
Releasing lynx saved from death into the natural environment is a good solution, it supports local populations of these predators, say experts after analysing the fate of 66 lynxes released after rehabilitation. The condition is professional rehabilitation of these wild animals.
The black grouse population in Poland is on the verge of extinction, says Michał Adamowicz from the Faculty of Biology at the University of Warsaw. Over a few decades, it decreased from 30,000 to less than 300. The reasons include climate warming, the influx of alien species resulting mainly from human activity, and landscape changes for agricultural areas.
A whopping 5,000 Baltic sturgeon fry were released into the Drawa River this autumn by employees of the Drawa National Park together and their colleagues from Germany. This is part of a program to restore the population Baltic sturgeon fry which was considered ‘extinct’.
Freshwater mussels are found across the globe, they are also one of the fastest disappearing and least studied groups of animals in the world.
A staggering 21 percent of reptiles in the world are threatened with extinction, a new report in Nature says.
Bears in Peru are facing extinction as humans encroach upon their natural habitats, scientists have warned.
In the 1970s, 47 thousand birds per year died in fishing nets as a result of bycatch, in the 1980s and 1990s it was about 40,000 birds, and in the second decade of the 21st century - approx. 21 thousand birds, according to new data analyses concerning Polish waters. The scale of bird bycatch was previously seriously underestimated.
Iberian lynx, the most endangered wild cat species, has fewer harmful mutations than the more common Eurasian lynx, according to new research by scientists from Spain, Poland, France and Russia, published in PNAS.
Over 20 years of strict wolf protection laws has allowed the population to grow in Poland, but public opinion is divided over whether it is safe for humans or not.