Nearly 3,000 people cast their vote during our first round of March Mammal Madness, narrowing the possible names for our hypothetical common placental ancestor down to 16.
Help us narrow down the choices even further by voting for your favorites below. You will have until 5 pm EDT on Tuesday, March 19, to make your selections.
Create your free online surveys with SurveyMonkey, the world's leading questionnaire tool.
TO VOTE, you can also click here.Future rounds:
Round 3: Wednesday, March 20-Friday, March 22
Round 4: Monday, March 25-Wednesday, March 27
Championship: Monday, April 1-Wednesday, April 3
The winner will be announced on Thursday, April 4!
Here's a bracket to print out.