Shark Week Day 2

Sharks have bones, while most fish do not.

Sharks have gills, but most fish do not.

Sharks have cartilage skeletons, while most fish have bone skeletons.

Sharks live only in freshwater, while most fish live in saltwater.

Sharks have bones, fish have cartilage.

Sharks have cartilage, fish have bones.

Both sharks and fish have bones.

Both sharks and fish have cartilage.

Covered in dermal teeth

Have swim bladders

Have cartilage instead of bones

Covered in scales

Because they have eyes on the side of their head

Because they have very large eyes

Because they swim fast

Because they live in the ocean

Bio-electric sense

Hearing

Taste

Touch

Some sharks spend all their time alone looking for food

All sharks swim in large schools

Some sharks swim in large schools with many other sharks

All sharks are exactly the same

Epaulette Shark

Angelshark

Frilled Shark

Wobbegong

Sharks have skeletons made of cartilage, while most fish have skeletons made of bone.

Sharks can breathe air, but most fish cannot.

Sharks live only in freshwater, while most fish live in saltwater.

Sharks are mammals, but most fish are reptiles.

High-pitched whistles

Screams from prey

Low-frequency vibrations

Dolphin clicks

They see only in black and white

Their eyes adjust to light and dark very quickly

They have heat vision like snakes

They close their eyes underwater

About the same as humans

They can only smell food within a few inches

They can smell one drop of blood in an Olympic-sized pool

They can’t smell underwater

Radar sense

Electroreception

Echolocation

Magnetic vision

Helping them bite harder

Keeping their skin soft

Making them swim faster

Protecting them from sunburn