<P> The film is based on a series of books by Margery Sharp, most notably The Rescuers and Miss Bianca . Due to the film's success, a sequel entitled The Rescuers Down Under was released in 1990, which made this film the first Disney animated film to have a sequel . </P> <P> In an abandoned river boat in Devil's Bayou, a young orphan named Penny drops a message in a bottle, containing a plea for help into the river . The bottle washes up in New York City, where it is recovered by the Rescue Aid Society, an international mouse organization inside the United Nations . The Hungarian representative, Miss Bianca, volunteers to accept the case and chooses Bernard, a stammering janitor, as her co-agent . The two visit Morningside Orphanage, where Penny lived, and meet an old cat named Rufus . He tells them about a woman named Madame Medusa who once tried to lure Penny into her car and may have succeeded in abducting Penny this time . </P> <P> The mice travel to Medusa's pawn shop, where they discover that she and her partner, Mr. Snoops, are on a quest to find the world's largest diamond, the Devil's Eye . They mice learn that Medusa and Mr. Snoops are currently at the Devil's Bayou with Penny, whom they have indeed kidnapped and placed under the guard of two trained crocodiles, Brutus and Nero . With the help of an albatross named Orville and a dragonfly named Evinrude, the mice follow Medusa to the bayou . There, they learn that Medusa plans to force Penny to enter a small hole that leads down into a pirates' cave where the Devil's Eye is located . </P> <P> Bernard and Miss Bianca find Penny and devise a plan of escape . They send Evinrude to alert the local animals, who loathe Medusa, but Evinrude is delayed when he is forced to take shelter from a flock of bats . The following morning, Medusa and Mr. Snoops send Penny down into the cave to find the gem . Unbeknownst to Medusa, Miss Bianca and Bernard are hiding in Penny's skirt pocket . The three soon find the Devil's Eye within a pirate skull . As Penny pries the mouth open with a sword, the mice push it out from within, but soon the oceanic tide rises and floods the cave . Miss Bianca, Penny, and Bernard barely manage to retrieve the diamond and escape . </P>

What are the names of the alligators in the rescuers