Today's birds descend from a small number of bird species living before the dinosaur extinction. Some of the birds that went extinct, the enantiornithines, were actually more common than and out-competed modern bird ancestors. Analysis of a newly described fossil, the most complete known from the Americas, demonstrates, too, that the enantiornithines were as agile […]
A warming climate is pushing organisms towards the circumpolar areas and mountain peaks. A recently conducted study on changes in bird populations reveals that protected areas slow down the north-bound retreat of species.
The physical presence of trails has less impact on forest birds than how frequently the trails are used by people, finds the first study to disentangle the effect of forest trails from the presence of humans. This is also the case when trails have been used for decades, suggesting that forest birds do not get […]
