Tiktaalik appears to:
a) be a descendant of the one branch of ancestral horses that survived until today.
b) be a "living fossil" since it resembles many of the earliest fish, yet populations thrive today.
c) represent a transitional species, somewhere between fish and land animals.
d) be an extinct species of fish that was also able to fly, due to flaps of skin between its fins.
e) be an extinct species of giant fish that was subject to strong selection for smaller body size.
Ans: c) represent a transitional species, somewhere between fish and land animals.
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Fill in the blank(s) with the appropriate word(s).
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a. true b. false