Two zebra in the field.
The zebra is sitting down.
A zebra over another zebra.
The zebra is black and white.
The zebra has black and white stripes.
The zebra is standing.
a pair of zebras
a zebra wagging its tail
a large patch of dirt
two zebras nuzzling each other
This zebra is lying down 
This zebra is standing up 
Both zebras are black and white 
This is a picture of two zebras
Zebras are black and white
The zebras are striped
The zebra is laying down
The sun is shining
The two zebras are related
Two zebras together 
a couple of zebra standing next to each other on a grassy field with green grass