Get started!
Stage 1
Answer 6 questions correctly in a row.
Look at the two pictures below. The American lobster is a modern organism, and Homarus hakelensis is an extinct one. The American lobster has many of the traits that Homarus hakelensis had.

Fred Bavendam, Minden Pictures
American lobster

"Homarus hakelensis" by Ghedoghedo / CC BY- SA 4.0
fossil of Homarus hakelensis
Which statement is supported by these pictures?
The American lobster has claws, and so did Homarus
hakelensis.
The American lobster has legs, but Homarus hakelensis did not.
ref_doc_title.
Jumping to stage 1 of 1
Excellent!
Now entering the Challenge Zone—are you ready?

