Ptychoramphus aleuticus (Cassin's Auklet) is a species of birds in the family auks. They are listed as near threatened by IUCN and as of special concern by COSEWIC. They are found in The Nearctic. They are nocturnal. They have parental care (pair provides care). They rely on flight and lift powered swimming to move around.
EOL has data for 38 attributes, including: