Download Commensalism

Commensalism
By JAE
Commensalism
• a class of relationship between
two organisms where one
organism benefits but the other
is unaffected.
Example
• a flatworm attaching to the
horse crab and eating the
crab's food while the crab is
unaffected.
Competition
By JAE
Competition
• a contest between individuals, groups,
nations, animals, etc. for territory, a niche,
or a location of resources.
Example
• Dragonflies fight
to get their
female.
Mutualism
By JAE
Mutualism
• the way two organisms biologically
interact where each individual derives
a fitness benefit
Example
• This picture is
typical of
Mutualism. The
bird role of
tooth pick and
eat food
between tooth
and tooth
Parasitism
By JAE
Parasitism
• a type of symbiotic relationship
between organisms of different species
where one organism, the parasite,
benefits at the expense of the host.
Example
• Nematomorph
?? They lived
in grasshopper
or Mantis.
Predation
By JAE
Predation
a biological interaction where
a predator feeds on its prey.
Spider
Many species of
spider inject
venom into
their insect
prey