Related Clues:

• Climbers in rainforests
• Columbia's group
• Academic octet
• Brown and Cornell, for two
• Jungle growths
• More than one climber is having inner struggle
• Climbing plants like ivies
• Brown and its rivals
• Harvard, Yale et al
• Reptiles that can walk on ceilings
• Plants of the hedera genus with evergreen foliage
• Cornell, Columbia et al
• Jungle tangle
• Climbers struggle with first sign of snow on island
• Chirping reptiles