different between goosander vs velvetbreast

English

Blend of goose +? gander. The oldest known use is by Drayton (1622).

goosander (plural goosanders)

A merganser, Mergus merganser, of the northern hemisphere. They eat fish and are common on lakes and rivers.
- 1622, Michael Drayton, Poly-Olbion song 25 p. 106[1]:
  As they above the rest were Lords of Earth and Ayre.
  The Gossander with them, my goodly Fennes doe show
  His head as Ebon blacke, the rest as white as Snow,

velvet +? breast

velvetbreast (plural velvetbreasts)

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