<P> One of Pakuni to appear in the series , Cha - Ka ( Phillip Paley ) is the most favorably disposed toward the Marshalls . In the first episode the Marshalls rescue him from `` Grumpy '' the Tyrannosaurus and splinted Cha - Ka 's broken leg . Subsequently , Cha - Ka forms a close friendship with the family and with Holly in particular , helping them whenever possible and occasionally visits the Marshalls in their cave in High Bluff . Much of Cha - Ka 's moments range from his attempt to undergo the rite of adulthood to facing a mysterious being who saw him worthy of advancing on an intellectual level , resulting with him gaining the ability to speak near perfect English , play an alto recorder - like wind - instrument , walk and run upright , and learn to make fire by Season 3 . After being separated from Ta and Sa after the earthquake that marks the beginning of season three , Cha - Ka moves in with the Marshalls at the temple . </P>
<P> One of Pakuni to appear in the series , Cha - Ka ( Phillip Paley ) is the most favorably disposed toward the Marshalls . In the first episode the Marshalls rescue him from `` Grumpy '' the Tyrannosaurus and splinted Cha - Ka 's broken leg . Subsequently , Cha - Ka forms a close friendship with the family and with Holly in particular , helping them whenever possible and occasionally visits the Marshalls in their cave in High Bluff . Much of Cha - Ka 's moments range from his attempt to undergo the rite of adulthood to facing a mysterious being who saw him worthy of advancing on an intellectual level , resulting with him gaining the ability to speak near perfect English , play an alto recorder - like wind - instrument , walk and run upright , and learn to make fire by Season 3 . After being separated from Ta and Sa after the earthquake that marks the beginning of season three , Cha - Ka moves in with the Marshalls at the temple . </P>
what was the name of the t rex in land of the lost
what was the name of the t rex in land of the lost
Grumpy
Grumpy