One of the parallel filaments projecting from a bird's main feather shaft is called a(n) ...

Author Question: One of the parallel filaments projecting from a bird's main feather shaft is called a(n) ... (Read 61 times)

brutforce

Hero Member
Posts: 540

on: Jul 18, 2018

One of the parallel filaments projecting from a bird's main feather shaft is called a(n) ___________________ _.
Fill in the blank(s) with correct word

Question 2

____________________, tiny passages in birds' lungs, are the primary sites of gas exchange between the air and blood.
Fill in the blank(s) with correct word

honnalora

Sr. Member
Posts: 325

Reply #1 on: Jul 18, 2018

Answer to Question 1

barb

Answer to Question 2

Parabronchi

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