This type of whale is the largest animal known to have ever existed
Blue whale
This spiny mammal curls into a ball for defense
Hedgehog
This U.S. president abolished slavery in 1863
Abraham Lincoln
This Philistine giant was defeated by David with a sling
Goliath
Who appears on the $100 bill
Benjamin Franklin
This marine invertebrate is shaped like a flower but has stinging tentacles
Sea Anemone
This largest carnivore is classified as a marine mammal due to its lifestyle
Polar Bear
This U.S. document was signed on July 4, 1776
Declaration of Independence
This Old Testament figure interpreted Pharaoh's dreams
Joesph
This chess piece can move any number of squares in any direction
Queen
This marine animal use sonar clicks to hunt in complete darkness
Dolphin
This African mammal is born with tusks that are actually overgrown incisors
Warthog
This U.S. president served four terms in office
Franklin D. Roosevelt
This book is considered the oldest, possibly written before Genesis
Book of Job
This device measures atmospheric pressure
barometer
These filter feeders can pump thousands of gallons of water a day and often resemble flowers
Sea Sponges
This fish can change its gender as needed during its life
Clownfish
The name of the Mongol leader who founded the largest contiguous empire in history
Genghis Khan
This prophet saw a vision of a valley of dry bones
Ezekiel
This is the smallest unit of life
cell
A narwhals horn is actually this part of its body
Tooth
This animals milk is pink due to high iron content
Hippo
This war was sparked by the invasion of Kuwait in 1990
Gulf War
This woman became a queen and saved her people from genocide
Esther
This author wrote The Hobbit and The Lord of the Rings
J.R.R. Tolkien