All words in bold in the Information Sheets text are words that can be found in the glossary.

• Tail stock or tail wrist : The part of the body immediately before the actual tail.
• Temperate : Mild climates with cold winters and warm summers. The temperate zones of the ocean have a range of mild temperatures, warming up in summer and cooling down in winter.

• Tendons: Thick, white tissue that connects cartilage to bone.
• Thunderheads : large storm clouds.
• Trawling : Using a large net, weighted down, to scrape along the sea floor and catch everything.
• Tropical : Climates with hot, wet summers and warm, dry winters. The tropical zones of the ocean always have warm water.
• Uterus : The sac inside female animals, in which babies develop.
• Uterine : Of the uterus.
• Venom: Poison.
• Venomous: Poisonous.
• Vertebrae : The segments forming the spine in vertebrates (plural; vertebra is singular).
• Vertebrates : A nimals with a backbone.