Further research is also processed on looking into the decrease in avian populations, focusing in hotspots due to its massive diversity.

Something they were proof against but could attack avian populations on this side?

In February 2011, a plan to conduct an environmental impact study was announced, chiefly surveying avian populations.

The avian population here comprises a mix of residents as well as migratory birds.

The resulting environmental destruction from the spill, specifically the avian population, prompted volunteers to rescue some 4,300 birds.

The birds are banded and released as part of a study of avian populations.

Effects of alternative cotton agriculture on avian and arthropod populations.

Which would probably explain why the avian population decreased while the hedgehog population increased.

The number of new countries reporting human cases increased from 4 to 9 after October 2005, following the geographical extension of outbreaks among avian populations.

Recent marked declines in certain species has spurred a growing interest in engaging locals at all levels to monitor avian populations.