Based on the clue 'about 250 of these 2 named western us vultures sur...', what is the answer?

Based on the clue 'about 25 of the more than 250 species of these are...', what is the answer? What is associated with: about 25 people were arrested under this group of 4 acts passed in 1798 all were repealed or e… What is associated with: about 25 species of this arachnid most in the family buthidae have venom thatll kill you 1200… Based on the clue 'about 250 miles long this river is usually navigab...', what is the answer? What is associated with: about 250 people were buried in this tombstone arizona cemetery from 1878 to 1884 including bi… What is associated with: about 2500000 passenger cars gr? Based on the clue 'about 3 million pilgrims a year visit this cityon ...', what is the answer? What is associated with: about 3 of the popular vote in the 2000 presidential election went to a candidate from this pa…