Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
15 Cards in this Set
- Front
- Back
|
***: Gradual movement over hospitable terrain.
|
Diffusion
|
|
|
***: Movement of individuals over long distances.
|
Jump dispersal
|
|
|
***: Evolutionary change during spreading process.
|
Secular migration
|
|
|
Except for ***, terrestrial mammals do not cross salt water barriers easily.
|
bats
|
|
|
Land connection for past *** years has allowed animals to freely disperse N&S America.
|
2 million
|
|
|
Three Dispersal Strategies:
1) No dispersal ability. *** & *** 2) Devote entire life to dispersal. *** 3) Moderate dispersal capacity. *** |
1) flightless birds & insects
2) dandelion 3) Most |
|
|
*** *** is one of the most poorly understood ecological processes.
|
Habitat selection
|
|
|
Deer mouse used to answer this question...
|
learning VS genetics
|
|
|
Habitat fitness = habitat ***
|
suitability
|
|
|
-=- EXAMPLE -=-
Grass & Apple Tree Seedlings *** |
Allelopathy
|
|
|
-=- EXAMPLE -=-
Mink & Otters in English rivers Habitat Limited by *** |
Competition
|
|
|
-=- EXAMPLE -=-
2 Chipmunks in Nevada Great Basin Habitat Limited by *** |
Competition
|
|
|
Where are they found?
1) Ground dwelling chipmunk. 2) Tree dwelling chipmunk 3) Because of ***. |
1) Low elevation forest
2) High elevation forest 3) Competition |
|
|
-=- EXAMPLE -=-
Pocket Gopher Distributed VIA ***. |
soil type
|
|
|
Colorado Pocket Gopher ranges *** overlap AKA ***.
|
do not
allopatric |
