What are the sentences describing the shape of swallows?

1. In the early morning, the sun had just risen in the east, and I suddenly heard the sound of swallows. When I opened the curtain, I saw that it was really a few black and shiny swallows chirping in front of the window.

2. Swallow left a deep impression on me. It is not only beautiful in appearance, but also hardworking and capable.

3. A bright black feather, a pair of handsome and light wings and a scissors-like tail make up a lively and clever swallow.

4. Small and lovely swallows, with a body like black satin and shiny oil. Two small eyes and a small beige mouth are absolutely beautiful.

5. Swallow's upper body is gray and bright blue-black, and its abdomen is white, which looks like a glider when flying.

6. The swallow is black, like wearing a new black fur coat, with red faces on both sides of its head and a tail like a pair of scissors, which is really cute.

7. Swallow is a migratory bird that leaves in autumn and comes in spring. Its exquisite little face is embedded with a pair of handsome little eyes and a small yellow mouth.

8. The hair on the swallow's back is black and shiny, as if it had been oiled.

9. Swallow's wings are sharp and long, like a sickle, and its tail is forked and shaped like scissors.

1. Swallow's milky belly hair looks particularly beautiful. When it flies, its tail opens, like a pair of scissors, flying light and fast.

11. Two lovely swallows, wearing gray coats and showing white shirts on their chests, have small black eyes that are strange and bright.

12. It is dressed in a noble and elegant tuxedo, with a cute mouth and handsome and light wings. It looks black and stands slim. Needless to say, this is the lively and clever swallow.

13. The swallow has long and narrow wings, a tail like scissors and is dressed in black. The sound is kind and symbolizes good luck.

14. Swallows are small in size, with long pointed wings, forked tail feathers when they are flat, and prey on insects when they fly.

15. Swallows have bright black feathers, a pair of handsome and light wings and a scissors-like tail.