Complete the sentences with the given words

• specimen
• countless
• native
• hair samples
• life-size
• mobility

1. Using a needle, scientists took a blood [ ] from the creature to study.
2. There have been [ ] sightings of Bigfoot over the years.
3. Some [ ] tribes of Central America believe in a monster called 'El Chupacabra'.
4. Researchers found [ ] of an unknown creature in a cave.
5. The museum has got a [ ] model of a dinosaur.
6. Scientists believe that Bigfoot moves like an ape with limited [ ].