Reposted by Greg Conway
A study investigates how variation in body size and migration in Nightjars is influenced by environmental and geographic conditions on the breeding grounds. Take a look ➡️ bit.ly/BergmannianCl... #Ornithology
Ornithologist, Birder, Ringer (Trainer), Trail Runner, Badminton, Traditional Archery. Interested in : Nightjar, Woodcock, Kestrel and bird tracking technologies. Views are my own.