collection

Question 1

what is the easiest kind of trap

Answer 1

pitfall trap baited with carrion

Question 2

how do you build a pitfall trap

Answer 2

• bury a solo cup to ground level and pack soil around edges to allow beetles to fall into it
• put your carrion bair onto a cheese cloth and form it into a bag
• form there, tie ends w wire mesh large enough to cover the trap opening
• pour 5cm of preservation into the trap (propylene glycol)
• place your bag into the container suspende dby the mesh, but do NOT allow the bag to touch the side of the container or the solution

Question 3

how often should you check a pitfall trap

Answer 3

every 3-5 days

Question 4

how foten should bait be changed in a pitfall trap

Answer 4

• as needed
• can be weekly or up to 3 weeks

Question 5

true/false you should trap various location

Answer 5

• true
• should trap in urban, rural, wooded, shaded, barn etc

Question 6

how do you build a bottle trap (ground)

Answer 6

• have mesh on the ground that allows the flies to crawl in but not out
• then have a spout going into a bottle where the flies get stuck

Question 7

how should you get immature nicrophorous sp

Answer 7

• rear them
• wait for them to bury the carrion, and then capture the male when he tried to leave
• excavating carrion after 2 weeks will allow you to get larvae
• then rear them

Question 8

how should you kill adults

Answer 8

• put them in a killing jar with a cloth with 2 drops of ethyl acetate
• just use cheap nail polish remover
• leave them for 2 hours in jar
• then pin within 24 hours before they become brittle

Question 9

what is a good way to prevent damage from mixing beetles while killing them

Answer 9

roll them up in paper envelopes or tubes and then put into killing jar

Question 10

how should you preserve larvae

Answer 10

• in ethanol or rubbing alcohol in glass vials
• should be 75-80% ethanol (can use vodka, gin, or white rum even tho theyre only 40%)
• label with PENCIL (pen will run)s

Question 11

should you use a pooter or aspirator around carrion

Answer 11

• NEVER
• you’ll suck rotting flesh into your lungs

Question 12

how should you label insects when mounting

Answer 12

• in black, by computer or hand
• be consistent (more important that they’re the same than the actual size of them)
• onto 1/2 by 3/4 inch or 8mm by 15mm, or 12mm by 20mm

Question 13

what should be put on a label

Answer 13

• place of capture (clear to anyone unfamiliar w region, coordinates if needed)
• date
• person who captured

Question 14

what should be on an ecological label

Answer 14

includes habitat and life history inf that the collector identifies important (host animal/ plant, conditions of capture, rearing info etc)

Question 15

why should the identification label be at the bottom

Answer 15

cause if you release you made a mistake on identification, you can take it off the pin without removing the ecological label and collecting data

Question 16

where should you pin large insects

Answer 16

• thorax (flies)
• right hind wing (beetles)

Question 17

where should you pin small insects

Answer 17

glued to the pin or to paper points using nail polish or white glue

Question 18

how do you build a bottle trap (tree)

Answer 18

• empty a big sode bottle then cut circular holes on the side
• attach a jam jar with liver in it to the bottom of the sode bottle
• pull string through the bottom the hand the carrion bait on
• literally no clue his slide is so ass i have no idea

Question 19

how do you collect immature flies

Answer 19

• place them in hot water
• collect maggots and then place in a strainer
• dip into hot water for a few seconds until they die
• place maggots into 70-80% ethanol

Question 20

how should you collect pupae

Answer 20

• shortly after maggots reach 3rd instar and wandering, we know the pupae will come cause no competition
• dig daily soil samples (3-5) from near the carcass
• should be 2 inches in diamerer and 5 inches deep
• collect any pupaae
• rear in a rearing contaer
• record how long they take to emergy as asults
• preserve other pupae in 70-80% ethanol

Question 21

hwo should you store amggots, pupae, and eggs

Answer 21

• place in glass vials
• add ethanol
• label (in pencil) with: name, place, date, identification, ecological info

Question 22

describe the simplified LeGros trap

Answer 22

• get a big soda bottle and cut a big hole in it
• hang liver in the hole
• add a collecting bottle with propylene glycol antifreeze in it to the bottle of the soda bottle
• hang all of this on a hanger and put outside

Question 23

why would we soak flies in aceton

Answer 23

• dissolves the fat and oil
• makes colours vibrant