Bulgaria, 6th-15th May 2011 – a report by Mark Easterbrook
Nov 30 2015
The bird of the trip was voted as the Eastern Imperial Eagle, hunting, catching and feeding as we watched for an hour. Bulgaria is well worth a visit and could be done on a budget if necessary…Mark Easterbrook reports
All extreme-altitude birds have evolved especially efficient systems for delivering scarce oxygen to their tissues. But a new study has found that these birds often evolved different blueprints for assembling the proteins -- hemoglobins -- that actually capture oxygen in the Himalayas and Andes.
How do fish end up in isolated bodies of water when they can't swim there themselves? For centuries, researchers have assumed that water birds transfer fish eggs into these waters -- however, a systematic literature review by researchers at the University of Basel has shown that there is no evidence of this to date.