1. This was the first time the species had been spotted since 1948.

2. Relatively little is known of the species, although collected specimens date back to around 1990.

3. He said the goal is to identify multiple species in a single test from one sample.

4. Few things feel as final in the natural world as a species going extinct.

5. One of course hopes that a newly described species is not already extinct.

6. The population declined, and the species is now protected to allow it to rebound.

7. It is the newest species to be found in the country and native to the northern desert region.

8. We the human species are so intelligent and we do such astonishing things.

9. Some researchers investigated familiar species that have been studied in labs for decades.

10. On the other hand, the reported sizes of a few of the species studied were fairly accurate.

11. Hundreds of plant and animal species have been named for famous people.

12. The concentration of this chemical species in the atmosphere might also be changing in some way.

13. In these mountain transitions there are a lot of plant species that are only found in certain areas.

14. Should it ever be in wild birds, there is a possibility it may be in species other than waterfowl.

15. Instead, various species lived alongside each other and in some cases interbred.