The impacts of pressure at ocean depth are less for organisms lacking gas-filled spaces like lungs or swim bladders.
If the ocean pressure can break human bones, why don't whales and other species die?
spinal-cord-diagram Spinal cord, Human skeletal system, Human
Frontiers Marine Ecosystem Assessment for the Southern Ocean: Birds and Marine Mammals in a Changing Climate
Frontiers Low-Cost, Deep-Sea Imaging and Analysis Tools for Deep-Sea Exploration: A Collaborative Design Study
Facts & Information About Sea Animals for Kids
Unmanned Depths: The Impact of AUVs on Ocean Exploration
How does pressure impact animals in the ocean? : Ocean Exploration
Bio-Inspired Ocean Exploration
How do deep sea creatures survive without sunlight?
Life Under Pressure – 100 Elephants on Your Head - Schmidt Ocean Institute
Deep sea exploration: what's it like to take a trip on a submersible?, Exploration
Environmental Justice Foundation
Why is pressure different in the ocean? - Woods Hole Oceanographic Institution
Pressure is no problem for these deep sea animals!