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Crucigrama Sopa de Letras Hoja de Trabajo
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Chapter 30 Fishes

Horizontales
Also known as the caudal fin
Filter feeders also called sea squirts
Used for breathing
Cartilaginous fishes
Removes nitrogen waste from sharks blood
Filters and removes waste from blood.
Develops into a spinal cord
Small fishlike creature lives on sandy bottoms
Shark scales
Bony fishes
attaches to host and suck body fluids
Covers gills on a bony fish
Fin that pushes fish forward
Primitive fish, thought to have evolved from amphibians because of limb-like appendages.
Verticales
With backbone
Fin used for protection
Develops into gills
Fin that in under the tail
In the brain, interpret smells
Used for buoyancy for fish
Produces slime for defense
Fin that slows or stops the fish
Develops into a backbone
Fin used for navigation
Sensory pores on fishes sides
Jawless fishes