How many hearts does an octopus have?
An octopus has three hearts: two pump blood through the gills and one pumps it to the rest of the body.
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- How many baby sea turtles survive?
“Only about 1 in 1,000 sea turtle hatchlings is estimated to survive to adulthood.”
Reference: NOAA Fisheries
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How many species of sea turtles are there?
There are seven species of sea turtles.
Do any two tigers have the same stripes?
No two tigers have the same stripe pattern, so researchers can identify individual wild tigers from camera trap photos almost like fingerprints.