Search Results - "Townsend, D S"

Reproductive Ecology of the Puerto Rican Frog Eleutherodactylus coqui by Townsend, Daniel S., Stewart, Margaret M.

“…We studied the reproductive phenology and ecology, and patterns of male and female reproductive success of Eleutherodactylus coqui, a frog with terrestrial…”
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A Practical Guide to the Developmental Biology of Terrestrial-Breeding Frogs by Elinson, Richard P., Del Pino, Eugenia M., Townsend, Daniel S., Cuesta, Fabián C., Eichhorn, Peter

“…Many frogs lay their eggs in water; the development of these frogs is well-known. However, many frogs reproduce on land; their eggs are large and have an…”
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Plasma androgen levels during male parental care in a tropical frog (Eleutherodactylus) by Townsend, D S, Moger, W H

“…Males of the Puerto Rican frog Eleutherodactylus coqui practice parental care of terrestrial eggs throughout embryonic development (17-26 days). Parental care…”
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The Consequences of Microhabitat Choice for Male Reproductive Success in a Tropical Frog (Eleutherodactylus coqui) by Townsend, Daniel S.

“…Male frogs of the Puerto Rican coquí (Eleutherodactylus coqui) attract mates by advertisement calling and, once they obtain a clutch, attend eggs at…”
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Sexual Selection, Natural Selection, and a Fitness Trade-Off in a Tropical Frog with Male Parental Care by Townsend, Daniel S.

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Developmental changes in cardiac and metabolic physiology of the direct-developing tropical frog Eleutherodactylus coqui by BURGGREN, W. W, INFANTINO, R. L, TOWNSEND, D. S

“…ABSTRACT The neotropical frog Eleutherodactylus coqui (Thomas) undergoes direct development within the egg, emerging at hatching as a juvenile frog. The aim of…”
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Courtship and Mating Behavior of a Puerto Rican Frog, Eleutherodactylus coqui by Townsend, Daniel S., Stewart, Margaret M.

“…Courtship, amplexus and oviposition are described in the frog Eleutherodactylus coqui, a terrestrial-breeding, nocturnal inhabitant of Puerto Rico. A gravid…”
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Using critical incidents and E-Portfolios to understand the emergent practice of Japanese student-teachers of English by Hall, J.M., Townsend, S.D.C.

“…This paper argues that resolving cognitive or emotional conflicts experienced in practice can promote student-teacher development and bridge the…”
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Random Mating by Size in a Neotropical Treefrog, Hyla pseudopuma by Crump, Martha L., Townsend, Daniel S.

“…We studied four breeding aggregations of the Costa Rican treefrog, Hyla pseudopuma, an anuran that breeds explosively in ephemeral ponds following heavy rains…”
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Viable Frog Eggs Eaten by Phorid Fly Larvae by Villa, Jaime, Townsend, Daniel S.

“…In this paper the authors report on the predatory association of the phorid Megaselia scalaris with the eggs of the phyllomedusine Agalychnis annae in Costa…”
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Rapid Recovery of Witch Hazel (Hamamelis virginiana L.) by Sprouting, Following Release from White-tailed Deer (Odocoileus virginianus Zimm.) Browsing by Townsend, Daniel S., Meyer, Andrew D.

“…Browsing by white-tailed deer (Odocoileus virginianus Zimm.) is damaging understories in many eastern North American forests. We studied the regenerative…”
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The DARK Side of Total Synthesis: Strategies and Tactics in Psychoactive Drug Production by Chambers, Schuyler A, DeSousa, Jenna M, Huseman, Eric D, Townsend, Steven D

“…Humankind has used and abused psychoactive drugs for millennia. Formally, a psychoactive drug is any agent that alters cognition and mood. The term…”
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The lack of influence of exogenous testosterone on male parental behavior in a neotropical frog (Eleutherodactylus): a field experiment by Townsend, D S, Palmer, B, Guillette, Jr, L J

“…Males of the Puerto Rican frog Eleutherodactylus coqui exhibit prolonged parental care (nest attendance and defense) of direct-developing eggs in nonaquatic…”
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Direct Development in Eleutherodactylus coqui (Anura: Leptodactylidae): A Staging Table by Townsend, Daniel S., Stewart, Margaret M.

“…The Puerto Rican frog Eleutherodactylus coqui has terrestrial reproduction and direct development, as is the case for all known species of this large,…”
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Internal Fertilization in an Oviparous Frog by Townsend, Daniel S., Stewart, Margaret M., Pough, F. Harvey, Brussard, Peter F.

“…Eleutherodactylus coqui, an oviparous frog, undergoes internal fertilization. If this mode of fertilization occurs in other species of anurans, interpretations…”
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The Effect of Temperature on Direct Development in a Terrestrial-Breeding, Neotropical Frog by Townsend, Daniel S., Stewart, Margaret M.

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The Costs of Male Parental Care and Its Evolution in a Neotropical Frog by Townsend, Daniel S.

“…Parental care is practiced exclusively by males of the Puerto Rican frog, Eleutherodactylus coqui. Males brood clutches of direct-developing eggs in…”
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