Question

Choose one of the 3 systems

(circulatory, respiratory, digestive )

Frog, earth worm, and squid

Describe at least two similarities between all 3 Also describe at least 2 differences

someone please help
would be extremely appreciated :) ​

Answer 1

for digestive system ( similarities)

Step-by-step explanation:

1. All three digestive systems take up majority space inside their bodies

2. All three of the animals food prey begin through the mouth and end through the anus