Blue-Spotted Salamander [Ambystoma laterale]

Blue-spotted Salamander larva [Ambystoma laterale].Coos County,N.H.9-3-18

The beautiful and amazing Fairy Shrimp [Anostraca].Perry County,Pa.3-10-18.A food source so many vernal pool creatures,salamander larvae,frogs,tadpoles all feed on them.They in turn feed on phytoplankton and protozoans.They swim "upside down" beating their abdominal appendages which also serve as respiratory structures.[from the great booklet a field guide of the animals of vernal pools]

Blue Spotted Larva.Coos County,N.H.9-4-17,missing it's right hind limb.

These three pictures show a Blue-Spotted larvae that has lost its both left side" foot and hand" and these appendages appear to have started to regenerate,although stunted.Coos County,N.H.9-4-17.Please compare the hind foot on the right side to the one on the left in the middle picture.

My first Blue-Spotted Salamanders [larvae] [Ambystoma laterale],possibly Blue\Jefferson hybrid.Coos County,N.H.9-4-17.Notice the dark color and the long hind digit help to identify this species.Notice to it is missing a hind limb.Larvae will and do cannibalize each other.Also on the last three pictures of this sequence there is a second larvae that has lost both left side "hand and foot" and both appendages appear to have started to regenerate,but are stunted-pictures 6,7&8