Both birds and crocs have the identical plan to their specialized gizzard apparatus, and this type of internal food processor is absent in the other "reptiles" - lizards, snakes, and turtles.


The Dinosaur Heresies: A Revolutionary View of Dinosaurs (1986), Longman Scientific & Technical, p. 127 - The Dinosaur Heresies (1986)


Both birds and crocs have the identical plan to their specialized gizzard apparatus, and this type of internal food processor is absent in the other...

Both birds and crocs have the identical plan to their specialized gizzard apparatus, and this type of internal food processor is absent in the other...

Both birds and crocs have the identical plan to their specialized gizzard apparatus, and this type of internal food processor is absent in the other...

Both birds and crocs have the identical plan to their specialized gizzard apparatus, and this type of internal food processor is absent in the other...