Race car.
Race car.
6561
There are two sequences arranged alternately. In each sequence the number is the square of the previous number in that sequence. 561 is the square of 81.
The letter r
Bell
His foot.
A boy, his father, and his grandfather went fishing together
Zero brothers, the 3 doctors are Bill's sisters.
None. There is no F in "that".
The love.
The candle.
Danny
A lobster.