BOVEY1 reported that two male specimens of the common shrew (Sorex araneus L.), from Switzerland, had a sex-chromosome trivalent at first metaphase of meiosis. He did not examine female ...

Each of the BTO Acoustic Pipeline ultrasonic classifiers covers European bats, small terrestrial mammals and bush-crickets and moths. This page details the full list of species covered by the ...

The Barn Owl's endearing appearance and readiness to hunt in daylight has made this species one of Britain's most popular birds. This species has a distinctively heart-shaped face, grey-buff wings and ...