Owl was telling Kanga an Interesting Anecdote full of long words like Encyclopædia and Rhododendron to which Kanga wasn’t listening.

A. A. Milne (1882-1956) English poet and playwright [Alan Alexander Milne]

Winnie-the-Pooh, ch. 8 “Christopher Robin Leads an Expotition” (1926)
    (Source)