Eurasian reed warblers don’t just get a sense of direction from Earth’s magnetic field – they can also calculate their ...
Recently classified as a subspecies of the Guam Reed-warbler, it is said to become extinct in the 1960s due to the introduction of non-native plants, animals, and habitat degradation in Guam.
the moustached warbler and common reed warbler. Both are native to the Mediterranean coastal wetlands. The moustached variety was found to have fewer offspring in times of high rainfall and when ...