Claim Professor Oddenstein's reward after or upon completion of the Ernest the Chicken quest

Claim Professor Oddenstein's reward after or upon completion of the Ernest the Chicken quest
Description
The reward is automatically claimed upon completion of the quest after 2009. Completion prior to 2009 requires you to speak to Professor Oddenstein to claim the reward.
Tier	Beginner
ID	1ZKB
RS Wiki page	Any_Odd_Chicken

Professor Oddenstein is an eccentric scientist residing on the top floor of Draynor Manor.

Any Odd Chicken is an achievement that requires the player to complete the Ernest the Chicken quest, or talk to Professor Oddenstein if the player completed the quest before 15 December 2009 when 10 eggs and 300 feathers were added as a reward.

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