ZooTracks Fall 2013

Page 12

ANIMALS & NATURE well. Some still use it for these purposes today! When it is completely dry, it only has an earthy scent so homes and fires will not distract from a pleasant evening! Some cultures even used it to rid themselves of freckles by rubbing dung on their faces! There is a special coffee that is made from the seeds excreted by the civet cat. This is called kopi luwak and is very expensive due to the enzymes in the digestive tract of the cat. It is considered a delicacy by some. Humboldt penguins are diminishing in number to the harvesting of guano for fertilizer.

The Scoop on Poop Chaille Blount, Education Specialist

They then have no where to dig their nests. Animals use feces in many ways. For defense, some animals will have explosive

Although poo is taboo, it is important at the Zoo! And let’s

episodes to deter prey from

just be honest, we have a lot of it! One may call it dung, scat,

eating them. The skipper

pies or buttons….but here is the word on turds.

caterpillar will launch its

To tell the truth, scat has been an amazing resource for

poo about 6 feet away so

humans and animals throughout history.

birds aren’t attracted to them. This is equivalent to humans

Penguin fertilizer pellets

shooting theirs over ¾ of a football field! For marking their We can tell much by

territory, animals will defecate as a sign that this is their land.

observing what is left

Hippos will even use their tails as little helicopters and will

behind. In the wild,

fling their feces as if it had hit a fan! Rhinos will stomp in it

feces can be used to

and walk around to increase their perimeter. Some animals

inform us on the health

have a poor digestive system and many will re-ingest their

and habits of animals.

feces to extract more nutrients. The dry hard rabbit pellets

It can also be used for tracking and population

that are visible are actually what remain after consuming the Elephant bolus

sizes. Because it is usually solid, it can be dated so we can even track timelines for animals and the abundance of food in their natural habitat. Hormone components can also be tested to determine fertility, pregnancy or estrus. This becomes important when conservation scientists are looking at threatened species or animals whose populations are declining. At the Zoo, we use feces in much the same way. We collect feces from the animals that reside here twice a year for routine

first round of slimy, non-formed feces. This is also common with the young of some animals. Koalas predominately eat eucalyptus. This is a plant that makes most ill who eat it. Koala babies are not born with the enzymes to digest the eucalyptus, so it consumes a little dung from its mother to start producing its own enzymes. Incidentally, because of their diet, koalas have poo that has a minty fresh scent! Turkey vultures have a special use for their feces. To keep themselves cool, they defecate on their legs. The following evaporation helps reduce the possibility of overheating.

examinations. We also collect samples if we notice an animal

Even dinosaur doo

is not behaving normally. This is one of the easiest methods of

is found fossilized. It

checking the health of the individuals in our collection.

is called a coprolite. Scatologists can study

In its most primitive forms, scat was dried and used as building

this and, while many find

material and for fuel. Many forms of dung are plant-based, so

it a most uncomfortable

when it is dry, it becomes very strong. Because the remaining

topic, it is one of utmost

plant material is so compact and concentrated, it burns very Dinosaur Coprolite

importance at the Zoo.


Issuu converts static files into: digital portfolios, online yearbooks, online catalogs, digital photo albums and more. Sign up and create your flipbook.