Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


'adult sponges and hydra' i.e.sessile (animals that cannot move,they r fixed on to something)
2 4 2
Barnacle (a crustacean like shrimp and crabs!) 
Tridacna spp, the giant clam
2 4 2
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts