The 'scream of the cicada' can reach volumes exceeding 100 decibels at close range, making it not only the loudest insect but also one of the loudest animals relative to its size.

The gray whale (Eschrichtius robustus) undertakes one of the longest annual migrations of any mammal, traveling up to 20,000 km (12,430 miles) round trip from Arctic feeding ground...

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The inland taipan (Oxyuranus microlepidotus) is considered the most venomous snake, with a single bite containing enough venom to kill 100 adult humans or 250,000 mice.

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The sperm whale (Physeter macrocephalus) produces the loudest biological sound in the animal kingdom, with clicks reaching up to 230 decibels underwater, loud enough to potentially...

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The largest recorded specimen of the lion's mane jellyfish (Cyanea capillata) had a bell diameter of 2.3 meters (7.5 feet) and tentacles extending 36.6 meters (120 feet), making it...

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The Goliath Birdeater (Theraphosa blondi) is the largest spider by mass, with a leg span of up to 30 cm (12 inches) and weighing over 170 grams (6 oz), though its venom is relative...

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