One clip names both of them

1,538 views between them.

Grey Heron outweighs Great Egret 1.7× — 1.4 kg against 0.9 kg.

Tale of the tape

Body mass

0.87 kg

🦩 Great Egret · AVONET

1.44 kg

🐦 Grey Heron · AVONET

Maximum lifespan

23 yr

🦩 Great Egret · AnAge

38 yr

🐦 Grey Heron · AnAge

Bars are sized against the larger of the two figures.

镜头下的动物

站内动物的实拍影像——捕猎、打斗，还有各自过日子的样子。

Shared ancestry

The closest group they share is Ardeidae (family), home to 120 species.

We know what their shared ancestor was, but not when it lived — no dated family tree spans both of them yet.