Which is bigger, the red-tailed shrike or the brown-backed chick?

1, body length. Brown-backed shrike chicks are bigger than red-tailed shrike chicks. Red-tailed shrike has a body length of 18 to 2 1 cm, and brown-backed shrike has a body length of 23 to 28 cm.

2. In terms of weight. Brown-backed shrike chicks are heavier than red-tailed shrike chicks. The brown-backed shrike chicks weigh 42 to 1 1 1g, and the red-tailed shrike chicks weigh 23 to 44g.