Thu, 20 October 2016
Sometimes, it makes sense for critters across the animal kingdom to chow down on their own young. Thanks to http://www.audible.com/minuteearth for sponsoring this video. Thanks also to our supporters on https://www.patreon.com/MinuteEarth : Credits (and Twitter handles): _________________________________________ Like our videos? Also, say hello on: And find us on itunes: https://goo.gl/sfwS6n FYI: We try to leave jargon out of our videos, but if you want to learn more about this topic, here are some handy keywords to get your googling started: Species featured in this video: References: Special thanks to Professor Hope Klug, from the University of Tennessee at Chattanooga, for help with research on this video! Day, C. S., & Galef, B. G. (1977). Pup cannibalism: One aspect of maternal behavior in golden hamsters. Journal of Comparative and Physiological Psychology, 91(5), 1179-1189. doi:10.1037/h0077386 Gilbert, W. M., Nolan, P. M., Stoehr, A. M., & Hill, G. E. (2005). Filial Cannibalism at a House Finch Nest. The Wilson Bulletin, 117(4), 413-415. doi:10.1676/04-003.1 Huang, W. (2008). Predation risk of whole-clutch filial cannibalism in a tropical skink with maternal care. Behavioral Ecology, 19(6), 1069-1074. Klug, H., & Bonsall, M. (2007). When to Care for, Abandon, or Eat Your Offspring: The Evolution of Parental Care and Filial Cannibalism. The American Naturalist, 170(6), 886-901. doi:10.1086/522936 Klug, H., & Lindstrom, K. (2008). Hurry-up and hatch: Selective filial cannibalism of slower developing eggs. Biology Letters, 4(2), 160-162. doi:10.1098/rsbl.2007.0589 Why do some fish eat their own eggs? - Phys.org. (n.d.). Retrieved October 19, 2016, from http://phys.org/news/2016-02-fish-eggs.html
Direct download: ME_96_-_Why_Do_Animals_Eat_Their_Babies.mp4
Category:general -- posted at: 11:06am EDT |
Thu, 13 October 2016
Research suggests that more diverse ecosystems are better for the bottom line. Thanks to the University of Minnesota for sponsoring this video! http://twin-cities.umn.edu/
Peter's Science paper: http://science.sciencemag.org/content/354/6309/aaf8957 ___________________________________________ Like our videos? Also, say hello on: And find us on itunes: https://goo.gl/sfwS6n We try to leave jargon out of our videos, but if you want to learn more about this topic, here are some handy keywords to get your googling started: Biodiversity - the variety of genes, species, and ecosystems ___________________________________________ References: Bartomeus, I., Park, M.G., Gibbs, J., Danforth, B.N., Lakso, A.N. and Winfree, R., 2013. Biodiversity ensures plant–pollinator phenological synchrony against climate change. Ecology Letters, 16(11), pp.1331-1338. Dee LE, Miller SJ, Peavey LE, Bradley D, Gentry RR, Startz R, Gaines SD, Lester SE. 2016 Functional diversity of catch mitigates negative effects of temperature variability on fisheries yields. Proc. R. Soc. B 83: 20161435. http://dx.doi.org/10.1098/rspb.2016.143 Delgado-Baquerizo, M., L. Giaramida, P. B. Reich, A. N. Khachane, K. Hamonts, C. Edwards, L. Lawton, B. K. Singh. 2016. Lack of functional redundancy in the relationship between microbial diversity and ecosystem functioning. Journal of Ecology doi: 10.1111/1365-2745.12585 "FAO, “Global Forest Resources Assessment 2015 - How are the world’s forests changing? ” (Food and Agriculture Organization of the United Nations, Rome, Italy, 2015) Isbell, F., Tilman, D., Polasky, S., & Loreau, M. (2015). The biodiversity‐dependent ecosystem service debt. Ecology letters, 18(2), 119-134. Liang J, T Crowther, GFBI, and PB Reich. 2016. Positive biodiversity–productivity relationship predominant in global forests. Science 14 Oct 2016: Vol. 354, Issue 6309, DOI: 10.1126/science.aaf8957. http://science.sciencemag.org/content/354/6309/aaf8957 Liang, J, M Zhou, PC Tobin, AD McGuire, PB Reich. 2015. Biodiversity influences plant productivity through niche–efficiency. Proceedings of the National Academy of Sciences 112:5738–5743. McCarthy, Donal P., et al. "Financial costs of meeting global biodiversity conservation targets: current spending and unmet needs." Science 338.6109 (2012): 946-949. Reich PB, D Tilman, F Isbell, K Mueller, S Hobbie, D Flynn, N Eisenhauer. 2012. Impacts of biodiversity loss escalate as redundancy fades. Science 336:589-592. Tilman, D, PB Reich, J Knops, D Wedin, T Mielke, C Lehman. 2001. Diversity and productivity in a long-term grassland experiment. Science 294: 843-845.
Direct download: ME_97_-_Why_Biodiversity_Is_Good_For_The_Economy.mp4
Category:general -- posted at: 2:58pm EDT |
Mon, 10 October 2016
A big thank-you to our supporters on https://www.patreon.com/MinuteEarth : - Jeff Straathof - Today I Found Out - Tony Fadell - Muhammad Shifaz - Mark Roth - Melissa Vigil - Valentin - Alberto Bortoni Credits (and Twitter handles): _________________________________________ Like our videos? Also, say hello on: And find us on itunes: https://goo.gl/sfwS6n If you liked this week’s video, we think you might also like these things: FYI: We try to leave jargon out of our videos, but if you want to learn more about this topic, here are some handy keywords to get your googling started: References: Svartberg, K. (2006). Breed-typical behaviour in dogs—Historical remnants or recent constructs? Applied Animal Behaviour Science 96 (293-313). Retrieved from http://www.appliedanimalbehaviour.com/article/S0168-1591(05)00160-7/abstract Svartberg, K. (2016). Personal Communication. Hare, B. & Woods, V. (2013) The Genius of Dogs: How Dogs Are Smarter Than You Think. Retrieved from https://www.amazon.com/Genius-Dogs-Smarter-Than-Think/dp/0142180467/ref=sr_1_1?s=books&ie=UTF8&qid=1475530594&sr=1-1 Helton, W. (2010). Does perceived trainability of dog (Canis lupus familiaris) breeds reflect differences in learning or differences in physical ability? Behavioural Processes 83 (315-323). Retrieved from https://www.ncbi.nlm.nih.gov/pubmed/20117185 Pongracz, P., Miklosi, A., Vida, V., Csanyi, V. (2005) The pet dogs ability for learning from a human demonstrator in a detour task is independent from the breed and age. Applied Animal Behaviour Science 90 (309-323). Retrieved from http://www.appliedanimalbehaviour.com/article/S0168-1591(04)00177-7/abstract
Direct download: ME_95_-_How_Different_Are_Different_Types_of_Dogs.mp4
Category:general -- posted at: 11:45am EDT |