Lesser anglewing (Microcentrum retinerve). 

The katydid with a quick rasping rattle. 

Minor correction for this episode: only the male lesser anglewing will have the brown patch on the back.

Do you want to learn more bird songs, frog calls, and insect noises? Join Voice of the Wild every Friday to explore a new wild voice. We’re available on most podcast platforms, including Apple Podcasts, Spotify, and YouTube. 

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The following Cornell Lab | Macaulay Library recordings were used in this episode: 

• Lesser anglewing song by Wil Hershberger (ML110337) 
• Ambient calls by Wil Hershberger (ML110317) 

Sources and more: 

• https://mdc.mo.gov/discover-nature/field-guide/lesser-angle-winged-katydid 
• http://songsofinsects.com/katydids/lesser-anglewing 
• https://bugguide.net/node/view/29605 
• https://psu.pb.unizin.org/nightsinginginsects/ 

Twelve Common Katydids in the Midwest 

Twelve katydids are common in the Midwest. This episode can be used as a key to identify them by their sound. http://songsofinsects.com/ is the source of most of the recordings. 

Do you want to learn more bird songs, frog calls, and insect noises? Join Voice of the Wild every Friday to explore a new wild voice. We’re available on most podcast platforms, including Apple Podcasts, Spotify, and YouTube. 

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Sources and more: 

• http://songsofinsects.com/katydids/common-true-katydid
• http://songsofinsects.com/katydids/oblong-winged-katydid
• http://songsofinsects.com/katydids/greater-anglewing
• http://songsofinsects.com/katydids/lesser-anglewing
• http://songsofinsects.com/katydids/fork-tailed-bush-katydid
• http://songsofinsects.com/katydids/northern-bush-katydid
• http://songsofinsects.com/katydids/round-tipped-conehead
• http://songsofinsects.com/katydids/robust-conehead
• http://songsofinsects.com/katydids/sword-bearing-conehead
• http://songsofinsects.com/katydids/short-winged-meadow-katydid
• http://songsofinsects.com/katydids/slender-meadow-katydid
• http://songsofinsects.com/katydids/black-legged-meadow-katydid

Walker’s Cicada (Megatibicen pronotalis). 

The big cicada with a loud, slowly pulsed song. 

Do you want to learn more bird songs, frog calls, and insect noises? Join Voice of the Wild every Friday to explore a new wild voice. We’re available on most podcast platforms, including Apple Podcasts, Spotify, and YouTube. 

• Subscription links Here 
• Subscribe to the Newsletter 
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The following Cornell Lab | Macaulay Library recordings were used in this episode: 

• Walker's Cicada song by Thomas J. Walker (ML128898) 

Sources and more: 

• http://songsofinsects.com/cicadas/walkers-cicada
• https://bugguide.net/node/view/42254
• https://www.cicadamania.com/cicadas/megatibicen-pronotalis-walkeri-metcalf-1955-aka-walkers-cicada/

Sound Key to the Six Common Annual Cicadas of the Midwest

Six annual cicada species are common in the Midwest. This episode can be used as a key to identify them by their sound. http://songsofinsects.com/ is the source of the recordings. 

Do you want to learn more bird songs, frog calls, and insect noises? Join Voice of the Wild every Friday to explore a new wild voice. We’re available on most podcast platforms, including Apple Podcasts, Spotify, and YouTube. 

• Subscription links Here 
• Subscribe to the Newsletter
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Sources and more: 

• http://songsofinsects.com/cicadas/scissor-grinder-cicada
• http://songsofinsects.com/cicadas/dog-day-cicada
• http://songsofinsects.com/cicadas/swamp-cicada
• http://songsofinsects.com/cicadas/linnes-cicada
• http://songsofinsects.com/cicadas/lyric-cicada
• http://songsofinsects.com/cicadas/walkers-cicada
• https://www.cicadamania.com/cicadas/common-cicadas-of-north-america/ 

Linne’s Cicada (Neotibicen linnei). 

The annual cicada with a wavering crescendo said to sound akin to a salt shaker. 

Do you want to learn more bird songs, frog calls, and insect noises? Join Voice of the Wild every Friday to explore a new wild voice. We’re available on most podcast platforms, including Apple Podcasts, Spotify, and YouTube. 

• Subscription links Here 
• Subscribe to the Newsletter 
• Listen online on our Homepage 

The following Cornell Lab | Macaulay Library recordings were used in this episode: 

• Linne's Cicada song by Wil Hershberger (ML110293) 

Sources and more: 

• http://songsofinsects.com/cicadas/linnes-cicada 
• https://bugguide.net/node/view/32143 
• https://www.cicadamania.com/cicadas/the-smaller-neotibicen/ 

Chimney Swift (Chaetura pelagica).

The insectivore that skitters across the summer sky.

Do you want to learn more bird songs, frog calls, and insect noises? Join Voice of the Wild every Friday to explore a new wild voice. We’re available on most podcast platforms, including Apple Podcasts, Spotify, and YouTube. 

• Subscription links Here 
• Subscribe to the Newsletter
• Listen online on our Homepage

The following Cornell Lab | Macaulay Library recordings were used in this episode: 

• Chimney Swift calls by Wil Hershberger (ML507186)
• Chimney Swift young calls by George B. Reynard (ML507188)

Sources and more: 

• https://www.allaboutbirds.org/guide/Chimney_Swift
• https://www.audubon.org/field-guide/bird/chimney-swift
• Sibley, D. (2016). Sibley birds East: Field guide to birds of eastern North America (2nd ed.). Alfred A. Knopf.

Lyric Cicada (Neotibicen lyricen).

The annual cicada with a consistent, unpulsed tone.

Do you want to learn more bird songs, frog calls, and insect noises? Join Voice of the Wild every Friday to explore a new wild voice. We’re available on most podcast platforms, including Apple Podcasts, Spotify, and YouTube. 

• Subscription links Here 
• Subscribe to the Newsletter
• Listen online on our Homepage

The following Cornell Lab | Macaulay Library recordings were used in this episode: 

• Lyric Cicada call by Wil Hershberger (ML534518) 

Sources and more: 

• http://songsofinsects.com/cicadas/lyric-cicada
• https://bugguide.net/node/view/12261

American bullfrog (Lithobates catesbeianus). 

The largest frog in North America. 

Do you want to learn more bird songs, frog calls, and insect noises? Join Voice of the Wild every Friday to explore a new wild voice. We’re available on most podcast platforms, including Apple Podcasts, Spotify, and YouTube. 

• Subscription links Here 
• Subscribe to the Newsletter
• Listen online on our Homepage 

The following Cornell Lab | Macaulay Library recordings were used in this episode: 

• American Bullfrog call by Geoffrey A. Keller (ML237542) 
• American Bullfrog chorus by Steven R. Pantle and Joel W. Govostes (ML53182) 

Sources and more: 

• IDNR: https://dnr.illinois.gov/education/wildaboutpages/wildaboutfrogs/waftamericanbullfrog.html
• Wisconsin Citizen-based Monitoring Network YouTube: https://www.youtube.com/watch?v=bTducuu_4t0

Bald Eagle (Haliaeetus leucocephalus). 

A conservation success story and the national symbol of the United States.

Do you want to learn more bird songs, frog calls, and insect noises? Join Voice of the Wild every Friday to explore a new wild voice. We’re available on most podcast platforms, including Apple Podcasts, Spotify, and YouTube. 

• Subscription links Here 
• Subscribe to the Newsletter
• Listen online on our Homepage

The following Cornell Lab | Macaulay Library recordings were used in this episode: 

• Bald Eagle call by Gerrit Vyn (ML505974)
• Bald Eagle screech by Gregory Budney (ML505975)

Sources and more: 

• https://www.allaboutbirds.org/guide/Bald_Eagle
• https://www.audubon.org/field-guide/bird/bald-eagle
• Dobson, C., Kassenbaum, D., Oehmke, D., & Misewicz, M. (2023). Field guide to hotspots and birds in Illinois. Scissortail LLC.
• Peterson, R. T., & Peterson, V. M. (1980). A field guide to the birds: A completely new guide to all the birds of eastern and central North America (Fourth edition, completely revised and enlarged.). Houghton Mifflin Company.
• Sibley, D. (2016). Sibley birds East: Field guide to birds of eastern North America (2nd ed.). Alfred A. Knopf.

Green Frog (Lithobates clamitans). 

The frog that sounds like the pluck of a banjo string. 

Do you want to learn more bird songs, frog calls, and insect noises? Join Voice of the Wild every Friday to explore a new wild voice. We’re available on most podcast platforms, including Apple Podcasts, Spotify, and YouTube. 

• Subscription links Here 
• Subscribe to the Newsletter 
• Listen online on our Homepage 

The following Cornell Lab | Macaulay Library recordings were used in this episode: 

• Green Frog call by Geoffrey A. Keller (ML514691)
• Green Frog chorus by Wil Hershberger (ML527303)

Sources and more: 

• https://dnr.illinois.gov/education/wildaboutpages/wildaboutfrogs/waftgreenfrog.html
• https://dec.ny.gov/nature/animals-fish-plants/amphibians-reptiles/bullfrogs