Here, from reliable sources, are some lesser-known facts about the California condor.
Protecting the California condor from extinction is about biology, right?
That is true only if you consider mathematics to be an essential part of biology.
This post notes 3 older examples of insights provided by mathematics into the plight of the California condor. These examples all date from the time when the condor’s future was especially bleak.
Consider a 25 pound (10 kg) bird with 10 feet (3 m) of wings passing through the air. Is there a sound to be heard? What is that sound?
This post quotes 8 historical reports of the sound of the flight of the California condor.
Ornithologist and artist N. John Schmitt knows how to create detailed scientific illustrations. But he also produces simpler sketches that convey a remarkable sense of life. These sketches are full of the activity, energy, and intelligence of birds.
This post presents examples of both forms of Schmitt’s California condor art.
Updated 4 December 2019
California condors have a reputation for suddenly appearing and disappearing. Here are 6 reports of this phenomenon from the 1850s to the 1970s.