Results 51 to 60 of about 57,233 (198)

Identifizierung der endo- und ectosymbiontischen Bakterien und cellulolytischen Aktivitäten der symbiontischen Flagellaten der australischen Termite Mastotermes darwiniensis [PDF]

open access: yes, 2008
The lower wood-feeding Australian termite Mastotermes darwiniensis Froggatt (Fig. 1) is the only living member of the family Mastotermitidae. The complex symbiotic hindgut flora consists of protozoa (formerly named Archaezoa; Cleveland & Grimstone 1964 ...
Breunig, Alfred   +8 more
core  

How Do Group Size and Social Context Affect Per‐Capita Behavioral Responses in a Nasute Termite?

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Group living is often assumed to increase individual behavioral activity in eusocial insects through social facilitation. Using controlled bioassays with the termite Nasutitermes corniger, we show that increasing group size instead reduces per‐capita behavioral frequency, consistent with greater behavioral specialization. While antennation and grooming
Sara Y. M. Watanabe   +3 more
wiley   +1 more source

Insects and Survival: A Review of Primary and Secondary Defense Strategies

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Based on a review of three decades of literature, insect defense mechanisms are classified into primary (I) and secondary (II) mechanisms of behavioral, morphological, and chemical nature. These mechanisms have been recorded in 22 (I) and 20 (II) orders, respectively.
Lucas Fernandes Silva   +3 more
wiley   +1 more source

Molecular phylogeny and evolution of Parabasalia with improved taxon sampling and new protein markers of actin and elongation factor-1α [PDF]

open access: yes, 2012
Background: Inferring the evolutionary history of phylogenetically isolated, deep-branching groups of taxa—in particular determining the root—is often extraordinarily difficult because their close relatives are unavailable as suitable outgroups.
Inoue, Jun-Ichi   +6 more
core  

Offspring Dependency Is Not Reflected in the Social Immunity of Three Burying Beetle Species

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Nicrophorus pustulatus, Nicrophorus vespilloides, and Nicrophorus orbicollis are three burying beetle species that differ both in their ecology and in the dependency of their offspring on parental care. This gradient of offspring dependency might be reflected in the parents' social immunity capabilities and/or investment.
Leon Müller   +2 more
wiley   +1 more source

Balancing risk and opportunity: Nasute termite responses to predator and competitor chemical cues

open access: yesEcological Entomology, EarlyView.
Nasutitermes corniger discriminates between heterospecific chemical cues during foraging, showing non‐random resource selection based on predator and competitor information. Predator chemical cues consistently reduce food resource selection, indicating avoidance driven by perceived predation risk rather than direct encounters.
Aline N. F. Silva   +6 more
wiley   +1 more source

Getting Rid of Termites [PDF]

open access: yes, 1959
PDF pages:
Holdsworth, Robert P.
core  

Virtual brain endocasts of the palaeanodont Metacheiromys marshi and the neurosensory evolution of early Pholidotamorpha

open access: yesJournal of Anatomy, EarlyView.
We describe the endocranial anatomy of Metacheiromys marshi. Decrease in olfaction and eye movement control occurred through time in Pholidotamorpha and is likely linked to fossorial adaptations. The development of the orbital gyrus might be related to the evolution of myrmecophagy and the emergence of a protrusile tongue in early Pholidotamorpha ...
Eduard Cabasés Bru   +4 more
wiley   +1 more source

Termites of the Genus Cryptotermes Banks (Isoptera: Kalotermitidae) from the West Indies [PDF]

open access: yes, 1999
A taxonomic revision of the genus Cryptotermes occurring in the West Indies is given based on recent collections from the Greater Antilles, Lesser Antilles, and the Bahamas.
Krecek, Jan, Scheffrahn, Rodolf H.
core  

Termite Feeding Syndromes [PDF]

open access: yes, 2020
info:eu-repo/semantics ...
openaire   +1 more source

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