• 12 parts
  • Checked October 2026

Label the Sea Lion Fill in the Blank Worksheet

Label a sea lion by hand: a blank line for each of twelve parts, with an answer key.

Blank diagram

1 2 3 4 5 6 7 8 9 10 11 12
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Each numbered ring is a button. Use the arrow keys to move between them and Enter to choose. Names are read out in Study, and once a part is answered.

All 12 parts on the diagram

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The whole sea lion 6

  1. Front flipper The front flippers push a sea lion through the water. On land they hold up its chest.
  2. Hind flipper A sea lion turns its hind flippers forward to walk. A true seal cannot.
  3. Tail The tail is small. The body tapers to it.
  4. Neck An adult male has a thick neck. It bends far back to reach the hind flippers.
  5. Coat The coat is short, sleek hair. A pup sheds its dark first coat for a paler one.
  6. Claws The hind flippers carry claws. A sea lion grooms its coat with them.

The head up close 6

  1. Eye Sea lions see in air and in water.
  2. Whiskers Whiskers feel vibrations in the water. They can find a fish in the dark.
  3. Snout A California sea lion has a long, narrow snout. It is also called the muzzle.
  4. Nostrils The nostrils stay closed at rest. A sea lion opens them to breathe.
  5. Ear flap Sea lions have small ear flaps. True seals have ear openings with no flaps.
  6. Crest Adult males grow a crest on the forehead. Its hair often turns paler with age.

How this list was compiled: Every name checked on 2026-10-01 against (1) NOAA Fisheries, California Sea Lion, https://www.fisheries.noaa.gov/species/california-sea-lion (broad front flippers, long narrow snouts, forehead crests of subadult and adult males crowned with paler hair, visible ear flaps, claws on the hind flippers, coats); (2) Smithsonian's National Zoo and Conservation Biology Institute, California sea lion, https://nationalzoo.si.edu/animals/california-sea-lion (ear flaps, fore flippers and back flippers, claws on the back flippers used for grooming, a single hair coat, the crest of males from about 5 years old, muzzle, neck, body tapering to the tail, whiskers called vibrissae, nostrils closed at rest, ears that close underwater); (3) Wikipedia, text only: California sea lion, https://en.wikipedia.org/wiki/California_sea_lion, and Pinniped, https://en.wikipedia.org/wiki/Pinniped (ear flaps, foreflippers, hindflippers turned forward to walk on all fours, sagittal crest and thicker neck of males, long narrow muzzle, whiskers or vibrissae, nostrils closed underwater, small tail, fur coat); (4) NOAA National Ocean Service, What's the difference between seals and sea lions?, https://oceanservice.noaa.gov/facts/seal-sealion.html (sea lions have visible ear flaps and walk by rotating their hind flippers forward; true seals lack ear flaps and their hind flippers angle backward); (5) The Marine Mammal Center, California Sea Lion, https://www.marinemammalcenter.org/animal-care/learn-about-marine-mammals/pinnipeds/california-sea-lion (external ear flaps, large flippers used to walk on land, the sagittal crest of males from 4 years old). Licence: own work

The drawing: Drawn for this site on 2026-10-01 from plain geometry; nothing traced. Licence: own work

How it works

Two drawings share this fill in the blank worksheet: a sea lion sitting on its rock, then its head up close. A line runs from each of twelve parts, six on each drawing, to a blank for its name.

Read the full guide

Word bank for the twelve blanks

In alphabetical order, so the list gives nothing away: claws, coat, crest, ear flap, eye, front flipper, hind flipper, neck, nostrils, snout, tail, whiskers.

Blanks that get swapped

The front flipper is the long, broad one planted on the rock under the chest; the hind flipper is at the rear, turned forward under the body. The claws are the small dark marks on top of the hind flipper. On the head, the snout is the whole front of the face and the nostrils are the two slits at its tip.

  • Two small shapes on the head are easy to swap: the ear flap is behind the eye, the crest on top of the forehead.

Questions and answers

How many flippers does a sea lion have?

Four: a pair of front flippers and a pair of hind flippers. On land a sea lion rests its weight on all four. The worksheet has one blank for a front flipper and one for a hind flipper.

Do sea lions have claws?

Yes, on the hind flippers. A sea lion grooms its coat with them.

Do sea lions have tails?

Yes, a small one. The streamlined body tapers to it. On the worksheet the tail is the short stub at the very back of the animal.

Do sea lions have fur?

Yes. A sea lion has a sleek, single coat of hair. A California sea lion pup is born dark brown and sheds that coat at four to five months for a light brown or silver one.

Does the sea lion worksheet have an answer key?

Yes. The key is the worksheet again with all twelve names written on the two drawings.