Life Below
A Sperm Whale’s Surface Interval Belongs to Its Diving Story
A whale at the surface can look like a pause between the interesting parts of a wildlife film. For a sperm whale, surfacing to breathe is part of the diving…
Follow the water
Life Below
Meet the habitats and living systems beneath coastal waters.
Life Below
A Horseshoe Crab Has More Ways to Sense Light Than Its Two Obvious Eyes
The broad shell of a horseshoe crab makes its outline easy to recognise, but a photograph can hide much of its sensory anatomy. Two conspicuous eyes do not…
Life Below
At a Deep-Sea Vent, Food Production Can Begin with Chemical Energy
Explore the basic role of chemosynthesis at hydrothermal vents without imagining that vent animals simply eat heat or live outside food webs.
Life Below
Bleached Coral and Dead Coral Are Not Interchangeable Descriptions
Understand coral bleaching as a stress response and read reports carefully for the difference between bleaching, recovery and mortality.
Life Below
A Kelp Forest Is Built by Algae, Not Underwater Trees
Kelp forms underwater canopies that provide food and shelter. Read the forest comparison as a description of habitat structure, while keeping kelp distinct from seagrass.
Life Below
Sunlight Below the Surface Is Not an On-Off Switch
Read ocean light zones as a guide to changing conditions, while keeping depth, water clarity, and the limits of a simple diagram in view.
Life Below
Record an Unfamiliar Shore Organism Without Naming It Too Soon
Make a useful observation of an unfamiliar shore organism through location, visible features, and non-intrusive photographs while leaving identification open.
Life Below
Plankton Describes a Way of Moving, Not Just a Small Size
Explore why plankton are grouped by drifting with currents, and why the label covers more than the tiny specks you might imagine in seawater.