Category: nieuws

Bird-flu Expert Calls For Changes In Early-warning System

Global surveillance is critical for identifying and tracking potential pandemic viruses such as highly pathogenic H5N1. But the current surveillance strategy in wild birds is piecemeal and risks missing important virus sources or subtypes, Walter Boyce writes in a commentary.* Boyce says scientists must take several steps to catch avian influenza viruses before they catch […]

Some research papers

Natal Dispersal in the North Island Robin (Petroica longipes): the Importance of Connectivity in Fragmented HabitatsAskia K. Wittern and sa Berggren Long-distance Dispersal Patterns of Male Cerulean Warblers (Dendroica cerulea) Measured by Stable-hydrogen IsotopesM. Katherine Girvan, Jason Jones, D. Ryan Norris, Jennifer J. Barg, T. Kurt Kyser, and Raleigh J. Robertson Pre-Migratory Movements by Juvenile […]

Penguins In Peril As Climate Warms

The report, Antarctic Penguins and Climate Change, shows that the four populations of penguins that breed on the Antarctic continent – Adlie, Emperor, Chinstrap and Gentoo – are under escalating pressure. For some, global warming is taking away precious ground on which penguins raise their young. For others, food has become increasingly scarce because of […]

Songbirds Offer Clues To Highly Practiced Motor Skills In Humans

The melodious sound of a songbird may appear effortless, but his elocutions are actually the result of rigorous training undergone in youth and maintained throughout adulthood. His tune has virtually ‘crystallized’ by maturity. The same control is seen in the motor performance of top athletes and musicians. Yet, subtle variations in highly practiced skills persist […]