Herbivore Digestive Anatomy Student Handout...Herbivory α-1,4 linkages and Maltose α-1,6 linkages Amylose Digestive Systems The major purpose of the digestive system is to provide
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Fraction of Primary Production Consumed By Various
HerbivoresFRACTION VEGETATION TYPE HERBIVORE
GRASSLANDS INVERTEBRATES30-60% GRASSLANDS
GRASSLANDS (AFRICA)
UNGULATES20-90% TUNDRA
GRAMINOIDSTALLGRASS PRAIRIE BIRDS (GRANIVORES)58% SALT MARSH
(Modified from Crawley, 1983)
Herbivory
Cellulose
β-1,4 linkages
Herbivory
α-1,4 linkages and α-1,6 linkagesMaltose
Amylose
Digestive Systems
The major purpose of the digestive system is to provide for the assimilation of nutrients required for biological functions including maintenance, growth, lactation, and reproduction
Digestive SystemsNon-cellulose digestors Hindgut or Post-gastric FermentersForegut or Pre-gastric FermentersArchitecture of GIT
Location, size, and shape
Nature and location of the digestive agentsEnzymes and digestive juices, fermentation
Chemical nature of the end products of digestionAmino acids, Volatile Fatty Acids (VFA’s), Monoacylglycerol (MAG), Free Fatty Acids (FFA)