More on salmon fly from Fact Monster:

• mayfly - mayfly mayfly, any insect of the order Ephemeroptera, so named because the adults live for a short ...
• caviar - caviar caviar or caviare, the roe (eggs) of various species of sturgeon prepared as a piquant table ...
• Encyclopedia: Zoology: Invertebrates - Encyclopeadia articles concerning Zoology: Invertebrates.

See more Encyclopedia articles on: Zoology: Invertebrates