X-ray Tetra (fish), Xenops (bird), Xantus Hummingbird, Xavier's Greenbul (bird), Xinjiang Ground Jay (a bird found in China), Xoloitzcuintli (a dog breed recognized by the American Kennel Club and Xerus (a species of squirrel found only in Africa) are animals.
Xylophone is a nonliving thing. It begins with the letter x.
the country begins in letter X is xocksmin
No country in the world begins with the letter X.
X men begins with the letter X.
X
No sea begins with the letter X.
No country in the world begins with the letter X. There are countries that begin with every letter except X.
x-ray
A natural resource that begins with the letter x is xerophyte (which is a vegetable)
No river in New Mexico begins with the letter X.
No city in Brazil begins with the letter X.
There are no countries in Canada. No city in Canada begins with the letter X.