Misc: What is connected to the throat by the eustachian tube?

Questions

a hedgehog's heart beats ---------- times a minute on average?

a large swarm of ---------- can eat 80,000 tons of corn in a day?

a large swarm of locusts can eat ---------- tons of corn in a day?

a large swarm of locusts can eat 80,000 tons of ---------- in a day?

a male ---------- is 5 times hornier than the average human male?