Darwin's finches

• Beaks changed as the birds developed ​ (a)   for fruits, seeds, or insects picked from the ground or cacti.

•  ​ (b)   made some of them more fit for picking seeds out of cactus fruits. 

• ​ (c)   served best for eating seeds found on the ground

• different tastes
• Long, pointed beaks
• Shorter, stouter beaks

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

• Eventually, the immigrants evolved into 14 

• ​ (a)   , each with its own ​ (b)   , and beak shapes. 

• ​ (c)   , for example, catch insects in beaks that are ​ (d)   than those of cactus eaters.

• separate species
• song, food preferences
• sharper and more slender
• Warbler finches

Tags

NGSS.MS-LS4-2

When the finches had to adapt to the foods that they could get to or they die, this is an example of

• Natural selection

• Genetic engineering

• Artificial selection

Tags

NGSS.MS-LS4-4

Which finch would be better at finding seeds on the ground and crushing them?

• Left

• Right

Which finch would be better at picking at cactus?

• Left

• Right

Tags

NGSS.MS-LS4-2

​ Some seasons there were periods of little rain which left plants that produced ​ (a)   then there were periods of a lot of rain in which ​ (b)   were produced.

 In the seasons with small seeds the finches with​ (c)   thrived, while the ​ (d)   finches struggled.

• tiny seeds,
• big seeds
• little beaks
• big beaked

Tags

NGSS.MS-LS4-4

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS1-5

•  When there was a lot of rain the big seeds were produced so the ​ (a)   finches thrived. 

• When there were very few seeds to be found other birds learned to ​ (b)   with their beaks to dig out grub worms from the ​ (c)   of fallen and decaying trees.

• big beaked
• use sticks
• holes

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS1-4

 This turtle has a shellthat rise in front, like a saddle. This adaptation makes it easier for them to lift their heads high to eat tree cactus

• Saddleback

• Dome-shaped

Tags

NGSS.MS-LS4-4

This turtle has a rounded shell and short neck and lives on islands where there is an abundance of vegetation close to the ground, where it is not necessary for the animals to raise their heads to feed.

• Saddle backed

• Dome shaped

Tags

NGSS.MS-LS4-2

NGSS.MS-LS2-1