The two predators (the salamanders
Notophthalmus viridescens and Ambystoma opacum) and three herbivorous prey (the larval anurans Pseudacris crucifer (formerly Hyla crucifer), Bufo woodhousii fowleri, and Hyla andersonii) are often sympatric in natural ephemeral ponds in New Jersey and other parts of the eastern USA.
glutinosus,
Notophthalmus viridescens and Eurycea bislineata).
Differential use of visual and chemical cues in predator recognition and threat-sensitive predator avoidance responses by larval newts (
Notophthalmus viridescens).
wehrlei 11 2 Northern Two-lined Salamander Eurycea bislineata 42 10 Eastern Newt
Notophthalmus viridescens 8 8 Spring Salamander Gyrinophilus porphyritints 4 2 Four-toed Salamander Hemidactylium scutatum 0 1 Green Salamander Aneides aenus 1 0 Totals 818 545 Year Species 2003 Total Allegheny Mountain Dusky Salamander Desmognathus ochrophaeus 282 677 Northern Dusky Salamander D.
On a species of Hedruris occurring commonly in the western newt,
Notophthalmus torosus.
In addition to ringed salamanders, Boone ponds had large numbers of central newts (
Notophthalmus viridescens louisianensis) and spotted salamanders (Ambystoma maculatum) (Table 1).
Larval mole salamanders (Ambystoma talpoideum) and eastern newts (
Notophthalmus viridescens), were only observed in cypress/gum swamps, whereas larvae of the eastern tiger salamanders (A.
Improving natural history research with image analysis: the relationship between skin color, sex, size and stage in adult red-spotted newts (
Notophthalmus viridescens viridescens).
tigrinum (1,505), Eurycea quadridigitata (18),
Notophthalmus viridescens (6), Plethodon chlorobryonis (1) Lizards Anolis carolinensis (91), Cnemidophorus sexlineatus (30), Eumeces fasciatus (5), E.
tigrinum), southern toad (Bufo terrestris), eastern narrowmouth toad (Gastrophryne carolinensis), eastern newt (
Notophthalmus viridescens) and southern leopard frog (Rana utricularia).
Salamanders such as
Notophthalmus viridescens (eastern red-spotted newt) are often voracious predators of oribatids and Collembola and are one of the few species that continue to eat mostly microarthropods as adults (Hamilton, 1932; Burton, 1976; Norton and MacNamara, 1976; MacNamara, 1977).
Comparison of the parasite fauna in two metamorphic stages of the red-spotted newt
Notophthalmus viridescens viridescens.
Notophthalmus - newts