Top Tweets for #Bios103
The study of animal behavior can teach us that people use their cells phones more often than not. #Bios103 #behavior @elizathapa13
#BIOS103 #BEHAVIOR @elizathapa13 observing subjects on different parts of campus showed us common behaviors among college students
goats head butt each other bc this fighting determines status/place creating a pecking order within the herd🐐 #BIOS103 #animalbehavior
Percy Flavescens #dissection. The fish's heart is just beneath the #operculum. (gill cover) #vertebrate-diversity #BIOS103 @elizathapa13
A perch uses its mandibles and maxilla (bones in the mouth) to help it eat, just like humans. #Bios103 #vertebrates #perch @elizathapa13
#BIOS103 #VERTEBRATE @elizathapa13 when dissecting a fish you can tell if it's male or female based on the number of gonads that are present
The bony tongue of the yellow perch located on the floor of the mouth contains teeth that can help tear ingested prey #BIOS103 #Vertebrates
Squids use tentacles that have suckers on them to pick up prey. I wish humans had suckers to pick up food. #cnidaria #Bios103 @elizathapa13
Sponges are just a bunch of cells. Mash one up and those cells will still #reaggregate into many new #sponges. #BIOS103 @elizathapa13
A squid's chromatophores (camouflage) are controlled by the CNS, therefore squids instantly lose color when they die #BIOS103 #Invertebrates
Penguins are one of the most ancient birds (& cutest)while humans are one of the newest animals on earth. #phylogeny #Bios103 @elizathapa13
#BIOS103 #PHYLOGENETICS Phylogenetic trees show the relationships between species and the characteristics that they have in common
lions & dom. cats both descend from the Felid ancestor yet one purrs & one roars. what a purrfect ex. of synapomorphy🦁 #BIOS103 #PHYLOGENY
Phylogenetic analysis indicates modern dog DNA splits into 4-6 monophyletic groups, many from wolf-dog hybridization #BIOS103 #Phylogenetics
This world is survival of the fittest Natural selection makes it so only those best for that environment can survive #bios103 @elizathapa13
Thx to natural selection, Galapagos tortoises have long legs & saddle shells allowing them to reach🌵pads high up! #BIOS103 #ADAPT2ENV
The #stoat or #ermine changes its coat color to better match its seasonal environment. #camouflage #naturalselection #BIOS103 @elizathapa13
Mutation of genes in bacteria & reproduction of the new bacteria is how Bacteria becomes resistant to antibiotics #BIOS103 #NaturalSelection
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