Monarch caterpillars feed on all the different parts of milkweed plants and store up the toxins in their body. The toxins remain in their system even after metamorphosis, thereby making adult monarchs poisonous as well. Adult monarchs feed on nectar from a wide range of flowers, including milkweeds.
What is an 'Operating Expense'. An operating expense is an expense a business incurs through its normal business operations. Often abbreviated as OPEX, operating expenses include rent, equipment, inventory costs, marketing, payroll, insurance and funds allocated toward research and development.
Expenses are temporary accounts that illustrate a companyâs cost of conducting business. Expenses include items such as supplies, advertising and other costs your company must pay to generate revenue. Debit the income summary account for the total expenses for the period.