whalebird (English) comes from English whale, from Middle English whal, from Old English hwæl, from Proto-West Germanic hwal, from Proto-Germanic hwalaz, from Proto-Indo-European (s)kʷálos — large fish; sheatfish.
whalebird (English): Any of several species of large Antarctic...
Definitions
Any of several species of large Antarctic...
Ancestry of “whalebird”, step by step
whalebird traces back through two separate lines of ancestry.