Wednesday, December 8, 2010

mammals

  • Be able to identify
  • Rodent (continuous incisor growth)
    • Grey squirrels
    • Red squirrels
    • Chipmunk
    • Beavers (largest in the area)
      • Capybara- largest in the world
      • Beaver dams
      • Beaver lodge
      • Vega- the wetlands created by a beaver dam
  • Skunks
    • Prey of the owl
      • Owl cant smell
      • Song sounds like "who cooks for you?"
  • Possum
  • Rabbit
    • Two large front teeth and 2 short behind those
    • Not a rodent
    • Latin name for rabbits- leporidae
  • Carnivores have no molars
    • Only shred don’t grind

club mosses

Club mosses ( lycopods)

  • They are vascular cryptograms
  • Kingdom plantae--> tracheophytes--> vascular cryptogams--> club mosses
  • Stroboli- characteristic structures
    • Hold spores
  • Growth pattern
    • Grow in circles
    • Grow in groups with other species of club moss
    • Often grow on runners of multiple attached club mosses
  • Spore use
    • As an old fashioned flash for a camera
    • Very bright when dried and ignited
  • Sporophyte v gametophyte

  • Microphylls- tiny leaves that cover the whole plant
    • Makes them diff from ferns

Teeth lungs and heatrs

  • Rodent teeth
    • Long incisors
      • Always growing
      • Diastema- space between two front teeth
  • Long teeth- rodent
  • 4 teeth in front rabbit
  • Shredding teeth- carnivourous
  • Molars- herbacious
  • Possum- the most teeth

  • Hearts
    • Fish- 2 chambers
    • Amphibians and reptiles - 3 chambers 2 atrium 1 common ventricle
    • Humans and birds- 4 chambers
  • Lungs
    • Bird lungs
      • Air sacs
      • Parabronchi-Air capillaries
      • Syrinx- vocal chords used for singing
      • Sing 2 tones at once
    • mammal lung
      • Branched Bronchus
      • Aveoli
      • Large surface area

Bird shit

  • Contour feathers
    • Retrices- tail- long symmetrical- thrust and lift
    • Remiges- wing feather flat side and a curved side
    • Body feathers- give bird shape and color
  • Parts of a feather aka vane or blade
    • Calamus- quill that connects to the bird
    • Rachis- central part of feather
    • Barbs come off of the rachis
    • Rarbules come off of the barbs
      • Hooklets- allow bubules to attatch to one another
  • Moulting/ molting
    • Not all at once
    • Symettrical
    • Starts at a focal point on wings or tails
  • Pterylae- An area on the skin of a bird from which feathers grow.

Feet

  • Anisodactyl- 3 toes in front 1 in back- poerching birds
  • Zygodactyl- 2 toes in front 2 toes in back- woodpeckers
  • Raprotial- claws predators
  • Semipalmate- slightly webbed
  • Totipalmate- all 4 toes fully webbed
  • Palmate- front 3 toes webbed
  • Lobate/lobed- lobed feet for swimming

  • Who sings?, why?, and how?
    • Males
      • Mating purposes
      • Territorial purposes
      • Communication
    • How- vibrating syrinx (with air) , or vocal chords, which are part of the respiratory system
  • Dichromatic birds
    • Male and female differ in color
      • Ex: cardinal- male very red, female brown
    • Dimorphic- differ in size or physical appearance
  • Precocical birds v. altricial birds
    • Precocical- mature and mobile at birth- water birds
      • As soon as they are born they can swim
    • Atricial
      • Not mature and mobile at birth
      • Need a lot of care
      • Song birds
  • Birds eyes cant move
  • Diving v. dabbler
    • Diving ducks have totipalmate webbing
      • Dive towards bottom
    • Dabbling ducks have palmate webbing
      • Flip over in the water with feet in air to eat

Tuesday, December 7, 2010

lungs, skulls, feet, and feathers


You may need to zoom in a little



The birds!

Top to bottom: grey squirrel, red squirrel, chipmunk
Grebe
red belly wood pecker
Red head, some red/pink on bottom of belly

starling male
iridescent (metallic green purple and blue) colored wings
Cow bird
Brown head, black body (male)
tit mice
Song: "peter peter peter"
black capped chickadee
grey body, black cap, white belly
Acrobats of the bird world
Gold finch
Mocking bird
Junco
pink bill, white belly
Robin
white breasted Nut hatch
long beak,grey wings, black head,
make a honking noise, only bird that walks up and down trees, hides seeds in bark
tree sparrow
beak is black on top and yellow on bottom
white throated sparrow
yellow "loreal" spot in front of eye
female starling
very dull, gaping bill
red wing black bird
red/yellow/orange spot on shoulder of black wing
downey wood pecker
smaller than hairy, beak 1/2 length of its head
hairy wood pecker
beak as long as head
chipping sparrow
rusty head, clear breast
flicker wood pecker
speckled back,white rump, red crest
ground feeding woodpecker
cat bird
black cap, grey body, rusty rump
blue birds
they only eat live moving prey, wont go to bird feeders
cedar wax wing
black line through eyes, yellow tail, red wing feathers
purple finch
"it looks like its been dipped in raspberry sauce!"
Cardinal (female)
male and female look different (dichromatic)
cardinal male
red color caused by eating ilex berries
house sparrow
black bib on throat
english bird that is evicting the blue bird and red headed woodpecker
Blue Jay
all blue, blue crest on head

gold crown kinglet (top) ruby crown kinglet (bottom)
very small, yellow/red head, dusty body