23 Interesting Fun Cool Facts about Crabs for Preschoolers

(Last Updated On: February 23, 2022)

There are a lot of interesting fun facts about crabs for preschoolers, the crab fun facts for preschoolers are cool and amazing to know about. This article will feature some cool interesting fun facts about crabs for preschoolers, our tender friends will love them all!

Crabs may be found in practically every marine region on the planet, from the shore to the deep sea, and from polar seas to tropical waters. Crabs are one of the most important decomposers in marine ecology, helping to clean up the seabed by gathering rotting plant and animal debris.

Interesting fun facts about crabs for preschoolers

Crabs are arthropods, and some of the largest arthropods are crabs. There are about 6,000 species of crabs, divided into 93 groups, including the king crab, blue crab, and many others.

The females of these crabs begin their lives in the water, where they lay fertilized eggs in large groups. Baby crabs spend their first year in the water before moving to shore in large numbers.

Crabs are crustaceans with exoskeletons, a hard shell that surrounds their bodies rather than skeletons like humans. Crabs range in size from tiny rock crabs that you can hold in your palm to 10-foot-long spider crabs.

Crabs have four pairs of walking legs, as well as two pincers for eating. Clams, algae, tiny fish, and other small crustaceans are among their favorite foods. Crab is consumed by river and sea otters, halibut, dogfish, and great blue herons in addition to humans.

Crabs of various sizes abound in coastal locations, and playing with little ones or looking for empty shells/exoskeletons may be entertaining for kids. Crabs like to hide in rock crevices or burrow in the sand, so go on a group crab search. Please remember to leave the crabs on the beach—harvesting crab in British Columbia requires a license.

fun facts about crabs for preschoolers crab fun facts for preschoolers

Let’s learn below some interesting fun facts about crabs for preschoolers!

1. A female crab may deposit millions of eggs in a single sitting. Until the eggs hatch, she holds them beneath her body.

2. Crabs have four pairs of walking legs and one pair of pincers (chelipeds).

3. Crabs have huge compound eyes with hundreds of microscopic lenses in them.

4. Pea crabs are the tiniest of all crabs, at roughly the same size as a pea.

5. Most crabs have flat bodies that allow them to fit into extremely small spaces.

6. Crabs may survive on land as long as their gills are kept wet.

7. The shell of a crab is essentially a skeleton on the outside of its body. External skeletons are also found in insects and spiders.

8. Crabs are invertebrates, meaning they are without a backbone. Invertebrates make up more than 95 percent of all creatures.

9. True crabs may walk slowly in any direction, but they generally travel sideways when they need to hurry.

10. Crabs have ten legs, that have made them decapods.

12. A tiny crab’s lifespan is typically 3-4 years, while bigger species, such as the gigantic Japanese spider crab, can live up to 100 years.

13. Crabs are eaten by Sea anemones.

14. Crabs have a chitin-based “exoskeleton.” It safeguards their fragile tissues.

15. Crabs walk and swim in a sideways fashion.

16. Crabs are omnivores, eating both meat and vegetables.

17. “Casts” are groups of crabs that live together.

18. The majority of species dwell around the shore in salty, fresh, or brackish water.

19. Crabs are quite ancient! They first appeared 200 million years ago, during the Jurassic period.

20. The Pea Crab is the smallest species known. Its length varies between 0.27 and 0.47 inches.

21. The Japanese Spider Crab is the largest, with claws extending nearly 12 feet long!

22. Crabs come in over 4,500 different species.

23. Scientific name: Brachyura
 
We hope you have enjoyed these interesting fun facts about crabs for preschoolers.

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