The largest breed of rabbit is the Flemish Giant.
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There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
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A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
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The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
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Dogs sometimes fake being sick to get attention.
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The seahorse is the only fish to have a neck.
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One reason that kittens sleep so much is because a growth hormone is released only during sleep.
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The ancestor of all domestic cats is the African Wild Cat which still exists today.
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