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Symbiosis

Get ready for our annual conference by doing a crossword about this year's theme: Symbiosis! 

Feel free to collaborate on or look up 2 answers and ask an expert for up to 3 questions. 

Note:  The conference pamphlet itself might hold some clues...possibly even on the cover. 
Horizontales
Bird which has mutualism with mistletoe
A relationship where one partner benefits and the other is eaten
Sarcotpitc mange on mammals is caused by tiny, microscopic arachnids called _____
A plant that grows on another plant (i.e. a fern on a tree trunk)
Relationship where one party benefits, and the other neither benefits nor loses
One biological arms race includes tiger moths using ultrasonic clicks to confuse echolocating ___, which would otherwise eat them
Owl that uses mammal holes
The world's largest flea hosts on Aplodontia, a bizarre rodent also called "the mountain ____"
The Joshua tree has lost a symbiont, an extinct giant ground ___ who ate and dispersed its fruits.
Verticales
It is said that the great basin bristlecone pine depends a great deal on this corvid for dispersal. The Clark's _______
A species combined of both a fungus and an algae
When species divide up resources in an ecosystem, it's called niche___
Many plants depend on mycorrhizal ___ to obtain nutrients from the soil
As garter snakes increase resilience against newt toxicity, newts become more poisonous. This is called an evolutionary ___ race.
Flowers have a mutualism with pollinators, like honey, mason, and bumble ____
Red-legged frogs and California tiger salamanders often depend on burrows made by fossorial rodents like California ground _____
This sinuous marine fish hitchhikes on turtles, whales, sharks, and sometimes people. The R____
In a relationship where one partner benefits and the other loses, a host is victim to a _____. (Think a tick on a dog)
Relationship where both parties benefit
The brown-headed cowbird is a notorious ____ parasite
A Honu (green sea turtle) cleaner fish, the yellow ____