"Leah said we had to name it Ricky Ticky Tabby"
"Rikki-Tikki-Tavi" is a short story from The Jungle Book
by Rudyard Kipling (1894).
It tell of a mongoose that fights snakes. Rikki protects his adopted human family from two cobras out to kill them. Rikki eventually rids the house and garden of all snakes.
The story online
Rudyard Kipling on Book Drum