My lastest semester quizes

Finally, My second semester in Geophysics Reservoir had been finished, but i still have more questions remaining in my head.
Here are two my latest quizes for you to exercise that noob brain of yours. Lets see if you can get the answer, noob!

note: the answer might only appear a few seconds after you place your mouse over the image.

Question one : Mouse that stands on two feet?

Now lets see if you can get the next one. Duck that stands on two feet?