Taxonomy:

TaxonomyTaxonomy

• The science of classificationThe science of classification

• Classification is important in biology because Classification is important in biology because it allows scientists to be able to distinguish it allows scientists to be able to distinguish between different organisms (Species level)between different organisms (Species level)

• It also allows similar organisms to be grouped It also allows similar organisms to be grouped together and helps us to look at how they together and helps us to look at how they might have evolved (Kingdom-Genus)might have evolved (Kingdom-Genus)

Example: Domestic DogExample: Domestic Dog• KingdomKingdom: : Animalia Animalia – – all animalsall animals• PhylumPhylum: : Chordata Chordata ––have a vertebrae (or backbone)have a vertebrae (or backbone)• ClassClass: : Mammalia Mammalia –– mammals (have fur and are warm- mammals (have fur and are warm-

bloodedblooded• OrderOrder: : Carnivora Carnivora – – eat meateat meat• FamilyFamily: : Canidae Canidae – – wolf-like carnivores (includes wolves, wolf-like carnivores (includes wolves,

foxes, jackals, coyotes, and dogs)foxes, jackals, coyotes, and dogs)• GenusGenus:: Canis Canis – – includes wolves, dogs, coyotes, and jackalsincludes wolves, dogs, coyotes, and jackals• SpeciesSpecies: : lupis – lupis – Gray WolfGray Wolf• SubspeciesSubspecies:: familiares familiares – – domesticated form of the wolf, or domesticated form of the wolf, or

dogdog

Now let’s make our own classification Now let’s make our own classification system…for carssystem…for cars

Two WheelsTwo Wheels Four WheelsFour Wheels

Of the Four Wheels—let’s classify Of the Four Wheels—let’s classify them further. . .them further. . .

TruckTruck CarCar

Let’s classify the cars further. . .Let’s classify the cars further. . .

4-doors4-doors 2-doors2-doors

Let’s take the sports cars down to the Let’s take the sports cars down to the next levelnext level

ConvertibleConvertible Hard topHard top

And finally—let’s further classify the And finally—let’s further classify the 4-door cars4-door cars

SilverSilver RedRed

Here’s what our classifications look Here’s what our classifications look like in the endlike in the end

TransportationTransportation

Two wheelTwo wheel Four wheelFour wheel

TruckTruck CarCar

2-door2-door 4-door4-door

ConvertibleConvertible Hard-topHard-top SilverSilver RedRed

KingdomKingdom

PhylumPhylum

ClassClass

OrderOrder

FamilyFamily

An example from real lifeAn example from real life

http://cas.bellarmine.edu/tietjen/ZooLabs/Introduction%20to%20Taxonomy.htm

Today’s Lab ActivityToday’s Lab Activity

• You will be classifying a mixture of food items into groups.

• IMPORTANT!!! If you have any nut or fruit allergies please let one of the teachers know before you do the lab!!!