The Sibley-Munroe checklist was a landmark document in the study of birds. It drew on extensive DNA-DNA hybridisation studies to reassess the relationships between modern birds.
... of Cologne) in 1380 and died near Zwolle (52 miles east-north-east of Amsterdam) in 1471. His paternal name was Hemerken or Hammerlein, "little hammer."
In 1395 he ...