| 1321031 |
pig (domestic) |
Sus scrofa (domestic type) |
Geneticist Gary Rohrer examines Meishan pigs at the ARS Roman L. Hruska U.S. Meat Animal Research Center in Clay Center Nebraska. |
| 1321032 |
pig (domestic) |
Sus scrofa (domestic type) |
Meishan pig. |
| 1324005 |
pig (domestic) |
Sus scrofa (domestic type) |
Piglet. |
| 1318080 |
pig (domestic) |
Sus scrofa (domestic type) |
Animal physiologist Lawrence Johnson displays a pig born as a result of studies using sorted sperm and in vitro fertilization. |
| 1324002 |
pig (domestic) |
Sus scrofa (domestic type) |
This sow's five pigs developed from cryopreserved and surgically transferred embryos. |