| A | B |
| eroding | wearing away or destroying gradually |
| violated | having broken or disregarded |
| endangered | faced with the danger of extinction |
| rant | to speak violently |
| famous | well known |
| injure | to cause harm or damage to |
| extinction | no longer existing or living |
| owlets | young owls |
| talons | the claws of a bird |
| clear-cut | to take out and cut down all trees |
| scantily | limited in size or amount |
| vast | great in size or amount |
| incense | a pleasing scent |
| ravine | a small narrow steep sided valley |
| brooding | covering the young with the wings |
| alight | to descend from and come to rest on |
| maneuvering | managing into or out of position |
| rachis | the shaft of a feather |
| reminiscent | tending to remind |
| gingerly | very cautious or carefu |
| grove | a small wooded area without underbrush |
| crinkled | bent or wrinkled |
| precinct | a police station |
| deteriorate | to fall apart |
| environmentalist | one who is concerned about the environment |
| decline | to become less in amount |
| edgy | tense |
| eons | a long period of time |
| vibrissae | the bristly feathers near the mouth of birds |
| crouch | to lower the body by bending the legs |
| downy | soft fluffy feathers |
| voles | small rodents with stout bodies, blunt noses, and short ears |