Wildlife Control Calendar
January
Raccoons: Mating season begins.
Bats: In deep torpor.
Rodents: Increased indoor activity.
Squirrels: Typically sleep in tree nests or attics.
Starlings: Roost in trees or on building ledges.
Skunks: Mostly inactive in dens (under decks, sheds, or foundations). Females may be pregnant.
Wasps: Their nests are typically dormant at night.
Wildlife Control: Check for raccoon entry points!
February
Raccoons: Peak mating season.
Bats: Still in torpor.
Rodents: Typically nest in wall voids or crawl spaces.
Squirrels: Begin nesting.
Starlings: Roost in trees or on building ledges.
Skunks: Females give birth to 4-6 kits in dens. Very little activity above ground.
Wasps: Their nests are dormant at night.
Wildlife Control: Inspect attic for squirrel nests.
March
Raccoons: Early baby raccoons begin being born in attics and chimneys.
Bats: Resting in roosts (attics, caves, or tree hollows).
Rodents: Breeding season picks up.
Squirrels: Baby season – Grey (first for grey squirrels) and red squirrels give birth to babies (3-5 kits).
Starlings: Nesting season begins.
Skunks: Kits are nursing. Males become more active as mating season begins. First sightings of the year common.
Wasps: Their nests remain inactive during the night.
Wildlife Control: Seal vents to prevent starling nests.
April
Raccoons: Raccoon babies are heard in more attics.
Bats: Resting in roosts (attics, caves, tree hollows).
Rodents: Typically nest in wall voids or crawl spaces.
Squirrels: Baby season continues. Baby squirrels stay in attic for 8-10 weeks.
Starlings: Roost in trees or on building ledges.
Skunks: Peak mating season. Kits begin venturing from den with mother. Increased sightings at dusk/dawn.
Wasps: Start building nests.
Wildlife Control: Watch for skunks under decks and foundations.
May
Raccoons: Juvenile raccoons are walking around in attic causing more noise.
Bats: Resting in roosts (attics, caves, tree hollows).
Rodents: Peak breeding season.
Squirrels: Typically sleep in tree nests or attics.
Starlings: Raising young.
Skunks: Kits fully mobile, following mother to forage. Family groups often seen. Peak digging activity for grubs.
Wasps: Nest-building ramps up.
Wildlife Control: Remove wasp nests early.
June
Raccoons: Mother raccoons still giving birth and raising young. Kits not mobile enough to leave attic for 8-10 weeks.
Bats: Baby bats start emerging from torpor.
Rodents: Typically nest in wall voids or crawl spaces.
Squirrels: Usually rest in tree nests or attics.
Starlings: Roost in trees or on building ledges.
Skunks: Kits begin to disperse. Increased activity as young skunks establish territories. Peak lawn damage from grub hunting.
Wasps: Their nests are dormant at night.
Wildlife Control: Avoid disturbing bat colonies.
July
Raccoons: Mother and young raccoons back and forth between attic and under decks and sheds.
Bats: Actively hunting insects.
Rodents: Ongoing breeding cycles.
Squirrels: Usually rest in tree nests or attics.
Starlings: Roost in trees or on building ledges.
Skunks: Most kits now independent. Adults and juveniles actively foraging. Begin seeking winter den sites late in month.
Wasps: Peak activity.
Wildlife Control: Be mindful of wasp nests outdoors.
August
Raccoons: Mother and young raccoons back and forth between attic and under decks and sheds.
Bats: Resting in roosts (attics, caves, tree hollows).
Rodents: Typically nest in wall voids or crawl spaces.
Squirrels: Grey squirrels prepare for second litter.
Starlings: Fledglings gain independence.
Skunks: Heavy feeding to build fat reserves. Begin winter den selection. Increased activity under decks/sheds.
Wasps: Their nests remain dormant during the night.
Wildlife Control: Check for new rodent entry points.
September
Raccoons: Mother and young raccoons back and forth between attic and under decks and sheds.
Bats: Preparing for torpor.
Rodents: Seek shelter indoors.
Squirrels: Mother squirrels still tending to babies, usually rest in tree nests or attics.
Starlings: Roost in trees or on building ledges.
Skunks: Intense foraging continues. Begin settling into winter dens. Last chance for exclusion before winter.
Wasps: Their nests remain dormant during the night.
Wildlife Control: Inspect and seal gaps – last chance for skunk exclusion before winter.
October
Raccoons: Raccoons looking for winter dens in attics.
Bats: Gradually enter torpor.
Rodents: More noticeable indoor activity.
Squirrels: Red squirrels store food in attics. Red and grey squirrels typically sleep in tree nests or attics.
Starlings: Roost in trees or on building ledges.
Skunks: Most have settled into winter dens. Reduced activity but may emerge during warm spells. Begin winter lethargy.
Wasps: Their nests remain dormant during the night.
Wildlife Control: Monitor for late-season wasp nests.
November
Raccoons: Less activity from raccoons conserving energy in attics and staying inside longer.
Bats: Settled into torpor.
Rodents: Seek indoor warmth.
Squirrels: Red squirrels access stored food in attics.
Starlings: Roost in trees or on building ledges.
Skunks: Mostly dormant in dens. Females may be pregnant. Rare sightings during warm periods.
Wasps: Their nests are dormant at night.
Wildlife Control: Seal gaps to prevent rodent infestations.
December
Raccoons: Still less activity and noise in attics.
Bats: Firmly in torpor.
Rodents: Peak indoor activity.
Squirrels: Can survive in tree nests but prefer attics.
Starlings: Roost in trees or on building ledges.
Skunks: Fully dormant in winter dens. Pregnant females may begin preparing for spring births.
Wasps: Their nests are dormant at night.
Wildlife Control: Inspect and seal any gaps.
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