(an yə(-wə)l): (1) Covering the period of a year; (2) occurring or happening every year or once a year.

(kär bō hī drāt): Any of various compounds of carbon, hydrogen, and oxygen (as sugars, starches, or celluloses) most of which are formed by plants and are a major animal food.

(klī mǝt): The average weather conditions of a particular place or region over a period of years.

(kǝm plek sǝ tē): Something that is complex, or hard to separate, analyze, or solve.

(in də kā tər spē sēz): A species that is so closely associated with particular environmental conditions that their presence in an environment is a sign of these conditions.

(lär ve): (plural “larvae”) The immature, wingless, and often wormlike feeding form that hatches from the egg of many insects.

(mə ta bə līz): To build up or break down the complex substances in the cells of living things (in order to provide essential energy for vital processes and activities and to absorb new material).

(flō em): A tissue in plants that contains sieve tubes that carry dissolved food material and that lies mostly outside the cambium.

(pä pyǝ lā shǝn): The total of individuals occupying an area.

(pyü pə): (plural “pupae”) A stage of an insect (as a bee, moth, or beetle) having complete metamorphosis that occurs between the larva and the adult, is usually enclosed in a cocoon or case, and goes through changes inside by which structures of the larva are replaced by those of the adult.

(re zǝn): Any of various yellowish or brownish substances that are obtained from the gum or sap of some trees (like pines) and are used in varnishes and plastics and in medicine.

(sim yǝ lāt): To make an imitation (or copy or model) by one system or process of the way in which another system or process works.

(stand): A group of plants growing in a continuous area.