Episode 71 The Ink-redible Octopus

04/16/25 • 31 min

The Ink-redible Octopus

In this episode we answer the questions “What’s the weirdest invention that actually worked?” and “Do all octopuses ink?” We also share a fact of the day from KDL’s Data Coordinator and share a nonfiction book about a daring dog. To submit your own question, go to KDL.org/Stump. We can’t wait to hear from you!

Jill’s book recommendation: Balto by Emma Carlson Berne

https://kdl.bibliocommons.com/v2/record/S174C889662

Concerning weird inventions:

"invention." Britannica School, Encyclopædia Britannica, 2 Aug. 2024. school.eb.com/levels/middle/article/invention/275080. Accessed 27 Mar. 2025.

https://www.sciencefocus.com/science/the-weirdest-inventions-ever-in-pictures

https://en.wikipedia.org/wiki/Dynasphere_(vehicle)

https://youtu.be/rvA7hDh_vhY?si=c2zOp5twqZ3Zds-E

https://youtu.be/FEYdSIfPA_Q?si=92Q0q2u5R__N78Gp

https://youtu.be/LmpeURi3cJY?si=9m8M6hTfqgydgjpI

https://en.wikipedia.org/wiki/Roomba#:~:text=Engineer%20Joe%20Jones%20first%20conceived,between%20Jones%20and%20his%20colleagues.

https://www.mentalfloss.com/article/31590/13-patents-designed-build-better-mustache

https://www.rosenberg-library-museum.org/treasures/nineteenth-century-mustache-cups#:~:text=It%20wasn't%20until%201830,cup%20from%20rim%20to%20rim.

Concerning cephalopods:

"octopus." Britannica School, Encyclopædia Britannica, 15 Nov. 2023. school.eb.com/levels/middle/article/octopus/276161. Accessed 24 Mar. 2025.

https://a-z-animals.com/blog/do-octopuses-have-ink-like-squids/

https://www.theguardian.com/science/2017/aug/09/why-do-cephalopods-produce-ink-and-what-on-earth-is-it-anyway

https://www.merriam-webster.com/grammar/the-many-plurals-of-octopus-octopi-octopuses-octopodes

https://www.montereybayaquarium.org/animals/animals-a-to-z/cephalopods

https://www.sheddaquarium.org/stories/eight-strange-and-wonderful-facts-about-octopuses

https://en.wikipedia.org/wiki/Aplysiida

Bobtail squid: https://www.youtube.com/watch?v=3ivMSCi-Y2Q

The Incredible Octopus by Erin Spencer: https://kdl.bibliocommons.com/v2/record/S174C1021216

The Ink-redible Octopus

Jill’s book recommendation: Balto by Emma Carlson Berne

https://kdl.bibliocommons.com/v2/record/S174C889662

Concerning weird inventions:

"invention." Britannica School, Encyclopædia Britannica, 2 Aug. 2024. school.eb.com/levels/middle/article/invention/275080. Accessed 27 Mar. 2025.

https://www.sciencefocus.com/science/the-weirdest-inventions-ever-in-pictures

https://en.wikipedia.org/wiki/Dynasphere_(vehicle)

https://youtu.be/rvA7hDh_vhY?si=c2zOp5twqZ3Zds-E

https://youtu.be/FEYdSIfPA_Q?si=92Q0q2u5R__N78Gp

https://youtu.be/LmpeURi3cJY?si=9m8M6hTfqgydgjpI

https://en.wikipedia.org/wiki/Roomba#:~:text=Engineer%20Joe%20Jones%20first%20conceived,between%20Jones%20and%20his%20colleagues.

https://www.mentalfloss.com/article/31590/13-patents-designed-build-better-mustache

https://www.rosenberg-library-museum.org/treasures/nineteenth-century-mustache-cups#:~:text=It%20wasn't%20until%201830,cup%20from%20rim%20to%20rim.

Concerning cephalopods:

"octopus." Britannica School, Encyclopædia Britannica, 15 Nov. 2023. school.eb.com/levels/middle/article/octopus/276161. Accessed 24 Mar. 2025.

https://a-z-animals.com/blog/do-octopuses-have-ink-like-squids/

https://www.theguardian.com/science/2017/aug/09/why-do-cephalopods-produce-ink-and-what-on-earth-is-it-anyway

https://www.merriam-webster.com/grammar/the-many-plurals-of-octopus-octopi-octopuses-octopodes

https://www.montereybayaquarium.org/animals/animals-a-to-z/cephalopods

https://www.sheddaquarium.org/stories/eight-strange-and-wonderful-facts-about-octopuses

https://en.wikipedia.org/wiki/Aplysiida

Bobtail squid: https://www.youtube.com/watch?v=3ivMSCi-Y2Q

The Incredible Octopus by Erin Spencer: https://kdl.bibliocommons.com/v2/record/S174C1021216

Previous Episode

Episode 70 Humming Along with Hummingbirds

Join Jill and Liz as they answer the questions “Why does cool air come out of a person's mouth when they blow (like to cool off hot soup), but warm air comes out when a person goes HAAAAAAH (think warming your hands on a cold day)?” and “Do hummingbirds really hum?” We also have a fact about gardens and a book recommendation you are sure to love! To submit your own question, go to KDL.org/Stump. We can’t wait to hear from you!

Regarding breathing...

https://www.youtube.com/watch?v=4HfcDpxreJE

"heat." Britannica School, Encyclopædia Britannica, 16 Nov. 2021. school.eb.com/levels/high/article/heat/39732. Accessed 13 Mar. 2025.

https://www.physicsclassroom.com/Class/thermalP/u18l1d.cfm

https://www.sciencelearn.org.nz/resources/750-heat-energy/

Regarding hummingbirds...

"hummingbird." Britannica School, Encyclopædia Britannica, 2 Feb. 2025. school.eb.com/levels/middle/article/hummingbird/353273. Accessed 13 Feb. 2025.

https://www.audubon.org/news/get-know-bee-hummingbird-worlds-smallest-bird

https://www.audubon.org/magazine/scientists-discover-worlds-largest-hummingbird-hiding-plain-sight

https://en.wikipedia.org/wiki/Hummingbird

https://goldengatebirdalliance.org/blog-posts/bird-tongues/

https://www.hummingbirdspot.com/anatomy

https://nationalzoo.si.edu/migratory-birds/hummingbirds

https://sorama.eu/how-hummingbirds-hum/

Behold the Hummingbird by Suzanne Slade: https://kdl.bibliocommons.com/v2/record/S174C1127495

Hummingbird chirps: https://www.youtube.com/watch?v=43PRVtGk2To

Hummingbird wing flaps: https://youtu.be/x5Wjz23EasA

Next Episode

Episode 72 Sleeping on the Wild Side

Join Jill and Liz as they answer the questions “Why do I lift out of my seat on a roller coaster?” and “How do animals stay up when they sleep?” We also have a fact about hippos and an amazing book recommendation you are sure to love! To submit your own question, go to KDL.org/Stump. We can’t wait to hear from you!

Regarding Roller Coasters...

https://coasterforce.com/physics/

https://physicsworld.com/a/twists-turns-thrills-and-spills-the-physics-of-rollercoasters/

https://www.teachengineering.org/lessons/view/duk_rollercoaster_music_less

https://science.howstuffworks.com/engineering/structural/roller-coaster5.htm

https://www.wonderopolis.org/wonder/how-do-roller-coasters-work

The Thrills and Chills of Amusement Parks by Jordan D. Brown: https://kdl.bibliocommons.com/v2/record/S174C263372

Can You Feel the Force? by Richard Hammond: https://kdl.bibliocommons.com/v2/record/S174C417708

Regarding Sleep...

https://www.bbcearth.com/news/the-extraordinary-ways-that-animals-sleep

https://sleepopolis.com/education/sleep-habits-of-the-animal-kingdom-infographic/

https://school.eb.com/levels/high/article/Do-Animals-Dream/646172#main-ada