DucksUnlimitedVocabulary-136TermswithCorrect
Answers.
Waterfowl - Correct Answer birds associated with wetlands or relying heavily on aquatic
habitats
Sexual Dimorphism - Correct Answer physical appearance between male and females is
different
Sexual Monomorphism - Correct Answer both sexes a...
Ducks Unlimited Vocabulary-136 Terms with Correct
Answers.
Waterfowl - Correct Answer birds associated with wetlands or relying heavily on aquatic
habitats
Sexual Dimorphism - Correct Answer physical appearance between male and females is
different
Sexual Monomorphism - Correct Answer both sexes appear similar
Pair Bond - Correct Answer mating relationships between two individuals of the same
species
Lamellae - Correct Answer comb-like structures which resemble teeth
Body plumage - Correct Answer inner layer of down feathers and outer layer which covers
the body
Speculum - Correct Answer very bright and distinct colored patch on the outside of the
secondaries
Brood - Correct Answer clutch or young after being hatched
Clutch size - Correct Answer number of eggs laid in a nest at one time
Precocial - Correct Answer chicks born fully developed with down feathers, open eyes and
the ability to leave the nest within 24 to 36 hours
Molting - Correct Answer periodic loss of feathers so new ones can replace the old
Migration - Correct Answer adaptation to allow birds to take advantage of seasonally
abundant food by traveling to areas with necessary resources
Provisional services - Correct Answer products obtained from a habitat; used every day,
such as food, water, wood, and oil
, Cultural services - Correct Answer non-material benefits provided by a habitat such as
tourism and recreation
Regulating services - Correct Answer natural processes the habitat regulates, such as
biological control of predator and prey populations and prevention of soil erosion
Supporting services - Correct Answer natural processes the habitat facilitates to maintain
the conditions of the earth, such as oxygen production and nutrient cycling
Aquatic - Correct Answer related to water
Terrestrial - Correct Answer related to soil or dry land
Continental Shelf - Correct Answer area of land underneath the sea and near a continent
Neritic zone - Correct Answer marine habitat extending from the coast to the continental
shelf
Crustaceans - Correct Answer invertebrate aquatic animals such as crab, lobster, or
shrimp
Oceanic zone - Correct Answer aquatic habitat in the ocean beyond the continental shelf
Epipelagic sub-zone - Correct Answer part of the oceanic zone habitat which ranges from
the surface of the ocean to about 200 meters deep
Mesopelagic sub-zone - Correct Answer part of the oceanic zone habitat which ranges
from the epipelagic sub-zone to about 1,000 meters deep
Bathypelagic sub-zone - Correct Answer part of the oceanic zone habitat which is below
1,000 meters
Glacier - Correct Answer mass or river of ice formed by compressed snow and ice
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