Dans le cadre du LIFE CROAA, la Société Herpétologique de France, en collaboration avec l’Inventaire National du Patrimoine naturel (INPN) annonce le lancement officiel des quêtes INPN Espèces sur la Grenouille taureau et le Xénope lisse ! Leer más.
A research team from the Senckenberg Natural History Collections in Dresden and the Zoological State Collection in Munich has studied the occurrence of the Italian barred grass snake in Bavaria. Based on over 1000 samples, they show that the snake, which was only recently discovered in Germany, Leer más.
The researchers determined that the invasive reptile occupies 49.31 percent of the island, and 43.04 percent of the lizards’ entire range area. Based on the data, the researchers believe the snakes will cover the entire island of Ibiza by 2027-2028. This very fast blanketing of Ibiza island is driving a very fast decline of P. pityusensis to the point of extirpation within the invaded range. Leer más.
Predation can affect prey behavior, demography, abundance, and distribution, particularly in lentic freshwater ecosystems. Fish are predators known to reduce the abundance of their prey and to restrict the distribution of species. Using time series which spanned 43 and 22 yr, respectively, we analyzed the effect of a change in the fish predator community on the dynamics of two pond-breeding amphibian populations (Rana temporaria and Rana dalmatina). Leer más.
